Questions on Algebra: Equations answered by real tutors!

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Question 1147932: One counting number is 4 times as great as a second counting number. The product of the two numbers is 36. What is the sum of the two numbers?
Click here to see answer by Alan3354(69443)

Question 1147956: if the ratio of the roots of the equation x^3+5x^2+px+q=0 are w, 2w, and w+3, find the values of w, p, and q
Click here to see answer by greenestamps(13198)

Question 1147957: A saltwater crocodile lays 60 eggs of which only 20% hatch. Out of the eggs that hatch, there are 6 more baby female crocodiles than males. How many male crocodiles hatched?
A) Define the variable and write an equation
B) Solve the equation
Click here to see answer by josgarithmetic(39616)

Question 1147989: Slope of 9 through (-3,7)

Click here to see answer by Alan3354(69443)

Question 1148063: question: Five more than six times a number is eleven. Find the number.
I need helping writing and solving the equation
Click here to see answer by ikleyn(52776)

Question 1148063: question: Five more than six times a number is eleven. Find the number.
I need helping writing and solving the equation
Click here to see answer by ankor@dixie-net.com(22740)

Question 1148090: 3-2(3m-y)=t
Click here to see answer by Alan3354(69443)

Question 1148089: y-b/c=10
Click here to see answer by Alan3354(69443)

Question 1148087: The sum of 2 consecutive even numbers is 54. what are the numbers? write an equation and solve.
Click here to see answer by Alan3354(69443)

Question 1148100: solve for y:
y-b/c=10
Click here to see answer by josgarithmetic(39616)

Question 1148099: Solve for Y
3-2(3m-y)=t
Click here to see answer by josgarithmetic(39616)

Question 1148106: 6m + 6m = -12
Somebody please tell me how I show my work for this problem
Click here to see answer by ikleyn(52776)

Question 1148106: 6m + 6m = -12
Somebody please tell me how I show my work for this problem
Click here to see answer by josgarithmetic(39616)

Question 1148102: y-b/c=10 Solve for Y

I got y=10c+b is this right??
Click here to see answer by greenestamps(13198)

Question 1148093: SAT Problems:
For what values of p does the equation px = 10 have a solution −5; 1; 20?
For what values of m does the equation mx = 5 have a single solution? Can m have a value for which the equation does not have solutions; have infinite number of solutions?
Miriam left Chicago at 9:00 AM and headed to Washington. The first 2 hour Miriam averaged 70 mph. But after she decided to reach Washington at 6:00 PM, she increased her speed. What was her speed after increasing, if the distance between the cities is 700 miles.
I actually tried to solve these problems. Please help(please include the steps too). Thank you so much!
Click here to see answer by greenestamps(13198)

Question 1148192: Two polynomials P and D are given. Use either synthetic or long division to divide
P(x) by D(x),
and express P in the form
P(x) = D(x) · Q(x) + R(x)
P(x) = 64x^5 − 16x^4 + 4x^2 − 4, D(x) = 4x^2 − 4x + 1
Click here to see answer by greenestamps(13198)

Question 1148206: Piper owns 8 more snow globes than Pat and Pat owns 7 more than Peg. Together these three individuals own 64 snow globes. How many does Peg own?
Click here to see answer by josmiceli(19441)

Question 1148259: Elizabeth earns $80 per week delivering newspapers.
Write an expression for how much she will earn in v weeks.

Click here to see answer by Boreal(15235)

Question 1148342: The perimeter of a rectangle is 194 meters. The length is two-fifths the width. What are the dimensions of the room

Click here to see answer by ikleyn(52776)

Question 1148368: The width of rectangle is 7 metres less the length and area is 12m². Find dimensions .round answer to 1 decimal place.
Click here to see answer by ikleyn(52776)

Question 1148386: 0<×<360 cos2x=0.4 and tan3x is positive find values of x
Click here to see answer by Alan3354(69443)

Question 1148392: At the circus, two adult tickets and five child tickets cost $41, and five adult tickets and two child tickets cost $50. Which system of linear equations below can be used to determine the price of each ticket?
Let x represent the cost of an adult ticket, and let y re5A present the cost of a child ticket.
Click here to see answer by Alan3354(69443)

Question 1148415: Twelve and three tenths more than five and thirteen thousandths of a number d is equal to fifteen and three hundred two thousandths. What is the value of d?
Click here to see answer by josgarithmetic(39616)

Question 1148468: write an equation and solve each word problem:
1. Ten less than a number is at most six. Find the number.
2. Penny made a 74% on her first test. What must she get on her next test to have an average of at least 80% (100 points per test)?
Click here to see answer by ikleyn(52776)

Question 1148560: Find the consecutive even numbers such that the sum of 3/5 of the first, 1/2 of the second and 3/8 of the third is 32.
Click here to see answer by josmiceli(19441)

Question 1148560: Find the consecutive even numbers such that the sum of 3/5 of the first, 1/2 of the second and 3/8 of the third is 32.
Click here to see answer by greenestamps(13198)

Question 1148569: write the equation of the line that passes through the point (2, -4) and is perpendicular to the to the line described by x+2y=12
Click here to see answer by rothauserc(4718)

Question 1148572: Hello, this is a logarithmic problem. I need a step by step explanation of:
16^log4(8). I know the answer is 64, but I need to show my work.
Click here to see answer by rothauserc(4718)

Question 1148576: Hello, this is a logarithmic problem. I need a step by step explanation of:
16^log4(8). I know the answer is 64, but I need to show my work.
Is it possible to solve this problem by rewriting 16 as 2^4 and log 4 as 2^2 and 8 as 2^3. If so, please explain

Click here to see answer by greenestamps(13198)

Question 1148648: Ten subtracted from the quoteint of a number and 7 is less than -6
Click here to see answer by Alan3354(69443)

Question 1148648: Ten subtracted from the quoteint of a number and 7 is less than -6
Click here to see answer by josgarithmetic(39616)

Question 1148636: The credit remaining on a phone card (in dollars) is a linear function of the total calling time made with the card (in minutes). The remaining credit after 31 minutes of calls is $16.28, and the remaining credit after 65 minutes of calls is $12.20. What is the remaining credit after 81 minutes of calls?

Click here to see answer by greenestamps(13198)

Question 1148729: Ava and oscar each want to run or president of their schools body council .in order to do so they must collect a certain number of signaures and get a nomination.so far Ava has 25 ignatures and oscar has 10 Ava is collecting signatures at an average rate of 2 per day where as oscar is averaging 5 signatures everyday. assuming that their rate of collection say the same eventully the two will have collected the same number of sigature how many will they both have write simultaneous equation graph them and write solution
Click here to see answer by greenestamps(13198)

Question 1148766: There are a total of 100 men and women on an airplane.There are 12 more women then men. What is the number of women on the airplane?
Click here to see answer by Alan3354(69443)

Question 1148768: 18z-16z=10

Click here to see answer by Alan3354(69443)

Question 1148799: The sum of the perimeters of two squares is 80 in., and the area of one is 3 times the area of the other. Find the side length of each square.
Click here to see answer by josgarithmetic(39616)

Question 1148798: The position of a body at time 𝑡 seconds is 𝑠(𝑡) = 𝑡^3 − 9𝑡^2 + 14𝑡 meters. Find the body’s velocity each time the acceleration is zero.
Click here to see answer by Alan3354(69443)

Question 1148792: A particle’s position is given by 𝑠(𝑡) = 𝑡^3 − 6𝑡^2 + 9𝑡 − 2. What is the acceleration at 𝑡 = 4 ?
Click here to see answer by Alan3354(69443)

Question 1148800: The positions of 2 particles moving along the 𝑥-axis are 𝑥1(𝑡) = 3𝑡^2 + 7𝑡 and 𝑥2(𝑡) = −𝑡^2 + 23𝑡 − 4. When do the particles have the same velocity?
Click here to see answer by Alan3354(69443)

Question 1148801: Find the 𝑥 values for the horizontal tangent lines for 𝑓(𝑥) = (1/3)x^3 −(3/2)𝑥^2 + 2𝑥 − 4.
Click here to see answer by ikleyn(52776)

Question 1148795: The function 𝑓 is defined in [−8, 8] and its graph is shown. Which of the following is a complete list of all the values of 𝑥 in the interval (−8, 8) for which the function is not differentiable?
Link to graph:
https://drive.google.com/file/d/1apCU08Nel1vu_fEW5VZ8rGFn5vg_sXu7/view?usp=drivesdk
A) −4, 1
B) 1
C) −4, 1, 6
D) −4, 6
E) −4, 1, 4.3, 6
Click here to see answer by ikleyn(52776)

Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790, 2791..2835, 2836..2880, 2881..2925, 2926..2970, 2971..3015, 3016..3060, 3061..3105, 3106..3150, 3151..3195, 3196..3240, 3241..3285, 3286..3330, 3331..3375, 3376..3420, 3421..3465, 3466..3510, 3511..3555, 3556..3600, 3601..3645, 3646..3690, 3691..3735, 3736..3780, 3781..3825, 3826..3870, 3871..3915, 3916..3960, 3961..4005, 4006..4050, 4051..4095, 4096..4140, 4141..4185, 4186..4230, 4231..4275, 4276..4320, 4321..4365, 4366..4410, 4411..4455, 4456..4500, 4501..4545, 4546..4590, 4591..4635, 4636..4680, 4681..4725, 4726..4770, 4771..4815, 4816..4860, 4861..4905, 4906..4950, 4951..4995, 4996..5040, 5041..5085, 5086..5130, 5131..5175, 5176..5220, 5221..5265, 5266..5310, 5311..5355, 5356..5400, 5401..5445, 5446..5490, 5491..5535, 5536..5580, 5581..5625, 5626..5670, 5671..5715, 5716..5760, 5761..5805, 5806..5850, 5851..5895, 5896..5940, 5941..5985, 5986..6030, 6031..6075, 6076..6120, 6121..6165, 6166..6210, 6211..6255, 6256..6300, 6301..6345, 6346..6390, 6391..6435, 6436..6480, 6481..6525, 6526..6570, 6571..6615, 6616..6660, 6661..6705, 6706..6750, 6751..6795, 6796..6840, 6841..6885, 6886..6930, 6931..6975, 6976..7020, 7021..7065, 7066..7110, 7111..7155, 7156..7200, 7201..7245, 7246..7290, 7291..7335, 7336..7380, 7381..7425, 7426..7470, 7471..7515, 7516..7560, 7561..7605, 7606..7650, 7651..7695, 7696..7740, 7741..7785, 7786..7830, 7831..7875, 7876..7920, 7921..7965, 7966..8010, 8011..8055, 8056..8100, 8101..8145, 8146..8190, 8191..8235, 8236..8280, 8281..8325, 8326..8370, 8371..8415, 8416..8460, 8461..8505, 8506..8550, 8551..8595, 8596..8640, 8641..8685, 8686..8730, 8731..8775, 8776..8820, 8821..8865, 8866..8910, 8911..8955, 8956..9000, 9001..9045, 9046..9090, 9091..9135, 9136..9180, 9181..9225, 9226..9270, 9271..9315, 9316..9360, 9361..9405, 9406..9450, 9451..9495, 9496..9540, 9541..9585, 9586..9630, 9631..9675, 9676..9720, 9721..9765, 9766..9810, 9811..9855, 9856..9900, 9901..9945, 9946..9990, 9991..10035, 10036..10080, 10081..10125, 10126..10170, 10171..10215, 10216..10260, 10261..10305, 10306..10350, 10351..10395, 10396..10440, 10441..10485, 10486..10530, 10531..10575, 10576..10620, 10621..10665, 10666..10710, 10711..10755, 10756..10800, 10801..10845, 10846..10890, 10891..10935, 10936..10980, 10981..11025, 11026..11070, 11071..11115, 11116..11160, 11161..11205, 11206..11250, 11251..11295, 11296..11340, 11341..11385, 11386..11430, 11431..11475, 11476..11520, 11521..11565, 11566..11610, 11611..11655, 11656..11700, 11701..11745, 11746..11790, 11791..11835, 11836..11880, 11881..11925, 11926..11970, 11971..12015, 12016..12060, 12061..12105, 12106..12150, 12151..12195, 12196..12240, 12241..12285, 12286..12330, 12331..12375, 12376..12420, 12421..12465, 12466..12510, 12511..12555, 12556..12600, 12601..12645, 12646..12690, 12691..12735, 12736..12780, 12781..12825, 12826..12870, 12871..12915, 12916..12960, 12961..13005, 13006..13050, 13051..13095, 13096..13140, 13141..13185, 13186..13230, 13231..13275, 13276..13320, 13321..13365, 13366..13410, 13411..13455, 13456..13500, 13501..13545, 13546..13590, 13591..13635, 13636..13680, 13681..13725, 13726..13770, 13771..13815, 13816..13860, 13861..13905, 13906..13950, 13951..13995, 13996..14040, 14041..14085, 14086..14130, 14131..14175, 14176..14220, 14221..14265, 14266..14310, 14311..14355, 14356..14400, 14401..14445, 14446..14490, 14491..14535, 14536..14580, 14581..14625, 14626..14670, 14671..14715, 14716..14760, 14761..14805, 14806..14850, 14851..14895, 14896..14940, 14941..14985, 14986..15030, 15031..15075, 15076..15120, 15121..15165, 15166..15210, 15211..15255, 15256..15300, 15301..15345, 15346..15390, 15391..15435, 15436..15480, 15481..15525, 15526..15570, 15571..15615, 15616..15660, 15661..15705, 15706..15750, 15751..15795, 15796..15840, 15841..15885, 15886..15930, 15931..15975, 15976..16020, 16021..16065, 16066..16110, 16111..16155, 16156..16200, 16201..16245, 16246..16290, 16291..16335, 16336..16380, 16381..16425, 16426..16470, 16471..16515, 16516..16560, 16561..16605, 16606..16650, 16651..16695, 16696..16740, 16741..16785, 16786..16830, 16831..16875, 16876..16920, 16921..16965, 16966..17010, 17011..17055, 17056..17100, 17101..17145, 17146..17190, 17191..17235, 17236..17280, 17281..17325, 17326..17370, 17371..17415, 17416..17460, 17461..17505, 17506..17550, 17551..17595, 17596..17640, 17641..17685, 17686..17730, 17731..17775, 17776..17820, 17821..17865, 17866..17910, 17911..17955, 17956..18000, 18001..18045, 18046..18090, 18091..18135, 18136..18180, 18181..18225, 18226..18270, 18271..18315, 18316..18360, 18361..18405, 18406..18450, 18451..18495, 18496..18540, 18541..18585, 18586..18630, 18631..18675, 18676..18720, 18721..18765, 18766..18810, 18811..18855, 18856..18900, 18901..18945, 18946..18990, 18991..19035, 19036..19080, 19081..19125, 19126..19170, 19171..19215, 19216..19260, 19261..19305, 19306..19350, 19351..19395, 19396..19440, 19441..19485, 19486..19530, 19531..19575, 19576..19620, 19621..19665, 19666..19710, 19711..19755, 19756..19800, 19801..19845, 19846..19890, 19891..19935, 19936..19980, 19981..20025, 20026..20070, 20071..20115, 20116..20160, 20161..20205, 20206..20250, 20251..20295, 20296..20340, 20341..20385, 20386..20430, 20431..20475, 20476..20520, 20521..20565, 20566..20610, 20611..20655, 20656..20700, 20701..20745, 20746..20790, 20791..20835, 20836..20880, 20881..20925, 20926..20970, 20971..21015, 21016..21060, 21061..21105, 21106..21150, 21151..21195, 21196..21240, 21241..21285, 21286..21330, 21331..21375, 21376..21420, 21421..21465, 21466..21510, 21511..21555, 21556..21600, 21601..21645, 21646..21690, 21691..21735, 21736..21780, 21781..21825, 21826..21870, 21871..21915, 21916..21960, 21961..22005, 22006..22050, 22051..22095, 22096..22140, 22141..22185, 22186..22230, 22231..22275, 22276..22320, 22321..22365, 22366..22410, 22411..22455, 22456..22500, 22501..22545, 22546..22590, 22591..22635, 22636..22680, 22681..22725, 22726..22770, 22771..22815, 22816..22860, 22861..22905, 22906..22950, 22951..22995, 22996..23040, 23041..23085, 23086..23130, 23131..23175, 23176..23220, 23221..23265, 23266..23310, 23311..23355, 23356..23400, 23401..23445, 23446..23490, 23491..23535, 23536..23580, 23581..23625, 23626..23670, 23671..23715, 23716..23760, 23761..23805, 23806..23850, 23851..23895, 23896..23940, 23941..23985, 23986..24030, 24031..24075, 24076..24120, 24121..24165, 24166..24210, 24211..24255, 24256..24300, 24301..24345, 24346..24390, 24391..24435, 24436..24480, 24481..24525, 24526..24570, 24571..24615, 24616..24660, 24661..24705, 24706..24750, 24751..24795, 24796..24840, 24841..24885, 24886..24930, 24931..24975, 24976..25020, 25021..25065, 25066..25110, 25111..25155, 25156..25200, 25201..25245, 25246..25290, 25291..25335, 25336..25380, 25381..25425, 25426..25470, 25471..25515, 25516..25560, 25561..25605, 25606..25650, 25651..25695, 25696..25740, 25741..25785, 25786..25830, 25831..25875, 25876..25920, 25921..25965, 25966..26010, 26011..26055, 26056..26100, 26101..26145, 26146..26190, 26191..26235, 26236..26280, 26281..26325, 26326..26370, 26371..26415, 26416..26460, 26461..26505, 26506..26550, 26551..26595, 26596..26640, 26641..26685, 26686..26730, 26731..26775, 26776..26820, 26821..26865, 26866..26910, 26911..26955, 26956..27000, 27001..27045, 27046..27090, 27091..27135, 27136..27180, 27181..27225, 27226..27270, 27271..27315, 27316..27360, 27361..27405, 27406..27450, 27451..27495, 27496..27540, 27541..27585, 27586..27630, 27631..27675, 27676..27720, 27721..27765, 27766..27810, 27811..27855, 27856..27900, 27901..27945, 27946..27990, 27991..28035, 28036..28080, 28081..28125, 28126..28170, 28171..28215, 28216..28260, 28261..28305, 28306..28350, 28351..28395, 28396..28440, 28441..28485, 28486..28530, 28531..28575, 28576..28620, 28621..28665, 28666..28710, 28711..28755, 28756..28800, 28801..28845, 28846..28890, 28891..28935, 28936..28980, 28981..29025, 29026..29070, 29071..29115, 29116..29160, 29161..29205, 29206..29250, 29251..29295, 29296..29340, 29341..29385, 29386..29430, 29431..29475, 29476..29520, 29521..29565, 29566..29610, 29611..29655, 29656..29700, 29701..29745, 29746..29790, 29791..29835, 29836..29880, 29881..29925, 29926..29970, 29971..30015, 30016..30060, 30061..30105, 30106..30150, 30151..30195, 30196..30240, 30241..30285, 30286..30330, 30331..30375, 30376..30420, 30421..30465, 30466..30510, 30511..30555, 30556..30600, 30601..30645, 30646..30690, 30691..30735, 30736..30780, 30781..30825, 30826..30870, 30871..30915, 30916..30960, 30961..31005, 31006..31050, 31051..31095, 31096..31140, 31141..31185, 31186..31230, 31231..31275, 31276..31320, 31321..31365, 31366..31410, 31411..31455, 31456..31500, 31501..31545, 31546..31590, 31591..31635, 31636..31680, 31681..31725, 31726..31770, 31771..31815, 31816..31860, 31861..31905, 31906..31950, 31951..31995, 31996..32040, 32041..32085, 32086..32130, 32131..32175, 32176..32220, 32221..32265, 32266..32310, 32311..32355, 32356..32400, 32401..32445, 32446..32490, 32491..32535, 32536..32580, 32581..32625, 32626..32670, 32671..32715, 32716..32760, 32761..32805, 32806..32850, 32851..32895, 32896..32940, 32941..32985, 32986..33030, 33031..33075, 33076..33120, 33121..33165, 33166..33210, 33211..33255, 33256..33300, 33301..33345, 33346..33390, 33391..33435, 33436..33480, 33481..33525, 33526..33570, 33571..33615, 33616..33660, 33661..33705, 33706..33750, 33751..33795, 33796..33840, 33841..33885, 33886..33930, 33931..33975, 33976..34020, 34021..34065, 34066..34110, 34111..34155, 34156..34200, 34201..34245, 34246..34290, 34291..34335, 34336..34380, 34381..34425, 34426..34470, 34471..34515, 34516..34560, 34561..34605, 34606..34650, 34651..34695, 34696..34740, 34741..34785, 34786..34830, 34831..34875, 34876..34920, 34921..34965, 34966..35010, 35011..35055, 35056..35100, 35101..35145, 35146..35190, 35191..35235, 35236..35280, 35281..35325, 35326..35370, 35371..35415, 35416..35460, 35461..35505, 35506..35550, 35551..35595, 35596..35640, 35641..35685, 35686..35730, 35731..35775, 35776..35820, 35821..35865, 35866..35910, 35911..35955, 35956..36000, 36001..36045, 36046..36090, 36091..36135, 36136..36180, 36181..36225, 36226..36270, 36271..36315, 36316..36360, 36361..36405, 36406..36450, 36451..36495, 36496..36540, 36541..36585, 36586..36630, 36631..36675, 36676..36720, 36721..36765, 36766..36810, 36811..36855, 36856..36900, 36901..36945, 36946..36990, 36991..37035, 37036..37080, 37081..37125, 37126..37170, 37171..37215, 37216..37260, 37261..37305, 37306..37350, 37351..37395, 37396..37440, 37441..37485, 37486..37530, 37531..37575, 37576..37620, 37621..37665, 37666..37710, 37711..37755, 37756..37800, 37801..37845, 37846..37890, 37891..37935, 37936..37980, 37981..38025, 38026..38070, 38071..38115, 38116..38160, 38161..38205, 38206..38250, 38251..38295, 38296..38340, 38341..38385, 38386..38430, 38431..38475, 38476..38520, 38521..38565, 38566..38610, 38611..38655, 38656..38700, 38701..38745, 38746..38790, 38791..38835, 38836..38880, 38881..38925, 38926..38970, 38971..39015, 39016..39060, 39061..39105, 39106..39150, 39151..39195, 39196..39240, 39241..39285, 39286..39330, 39331..39375, 39376..39420, 39421..39465, 39466..39510, 39511..39555, 39556..39600, 39601..39645, 39646..39690, 39691..39735, 39736..39780, 39781..39825, 39826..39870, 39871..39915, 39916..39960, 39961..40005, 40006..40050, 40051..40095, 40096..40140, 40141..40185, 40186..40230, 40231..40275, 40276..40320, 40321..40365, 40366..40410, 40411..40455, 40456..40500, 40501..40545, 40546..40590, 40591..40635, 40636..40680, 40681..40725, 40726..40770, 40771..40815, 40816..40860, 40861..40905, 40906..40950, 40951..40995, 40996..41040, 41041..41085, 41086..41130, 41131..41175, 41176..41220, 41221..41265, 41266..41310, 41311..41355, 41356..41400, 41401..41445, 41446..41490, 41491..41535, 41536..41580