Questions on Algebra: Equations answered by real tutors!

Tutors Answer Your Questions about Equations (FREE)

Question 438403: Randy is mowing a lawn. The front wheels of the mower are 5 inches in diameter, the back wheels are 8 inches in diameter. He begins mowing a path along the front edge of the lawn, which is 48 feet long. In this path of length of 48 feet, how many more rotations will each front wheel make than each back wheel? Round your answer to the nearest tenth of a rotation.
Click here to see answer by ankor@dixie-net.com(15661)

Question 438615: Please help me solve this intermediate algebra problem: 3x - 2 + 5x + 7=
Click here to see answer by richard1234(5390)

Question 438704: the everton college store paid 1870 for an order of 49 calculators.The store paid $10 for scientific calculators. The others,all graphing calculators cost the store $6 each. How many of each type of calculator was ordered?
Click here to see answer by oberobic(2304)

Question 438773: Three less than twice a number is 19. What is the number?
Click here to see answer by stanbon(57407)

Question 438829: Could someone please help me solve this equation? One canned juice is 15% orange juice, another is 10% orange juice.How many liters of each should be mixed together in order to get 5 liters that is 11% orange juice?
Click here to see answer by stanbon(57407)

Question 438830: What are the steps to solve: (x-73)/x=.44
Click here to see answer by stanbon(57407)

Question 438846: I would like you to teach me radical equations...
Click here to see answer by rwm(914)

Question 438971: The area A of a triangle with base b and height h is given by A = 1/2bh. Find the area when b=22m (meters) and h=24m.

Click here to see answer by ewatrrr(10682)

Question 439052: If an elevator excelerates up at 3.125 m/s squared for 4.0 seconds to reach it's final speed - if the elevator starts at rest what is the final speed in meters per second

Click here to see answer by stanbon(57407)

Question 439067: factor 15w^2+9b
Click here to see answer by asuar010(324)

Question 439302: i am having problems understanding how to solve for n...
for example, 2n=12y-6z
Click here to see answer by stanbon(57407)

Question 439247: x/7-2=5/7
Click here to see answer by jorel1380(2518)

Question 439355: hi thank you for your help, can you please explain this problem to me im not understanding it.
Determine the minimum furnace output for a 1700 ft to the second power what is the BTU's?
The formula b=29a
is used in New England to estimate the minimum
furnace output B, in Btu’s, for a modern house with a
square feet of flooring.
a) Determine the minimum furnace output for a
1700 ft to the second power modern house.
b) Solve the formula for a
BTU's =
A=
Click here to see answer by stanbon(57407)

Question 439395: Solve the equations. Show all work.
1.√(2x-9)=3
2. 3x^3-4x^2-27x+36=0
3. |2x-1|=7
4.√(2x-3)=x-3
5.3y^4+4y^2-4=0
6.8x-22x^1/2-21=0

Click here to see answer by edjones(7569)

Question 439615: What are some examples of similar figures found in everyday life?
Click here to see answer by rwm(914)

Question 439569: wats thre awnsers to 27=5(y+3)-7y
Click here to see answer by nerdybill(6963)

Question 439598: What is the dimensions of 1 in.:3ft. in a blueprint of an 8 ft-by-12 ft. room?
Click here to see answer by jorel1380(2518)

Question 439607: What is the dimension of 1 in.:2.5 ft. in a blueprint on a 8ft-by-12ft. room?
Click here to see answer by jorel1380(2518)

Question 439612: The scale of a map is 1 in.:17.5 mi. What is the actual distance corresponding to a map distance of 5 in?
Click here to see answer by rfer(12670)

Question 439613: A 2 in. length in a scale drawing represents an actual length of 24 ft. What is the scale of the drawing?
Click here to see answer by jorel1380(2518)

Question 439676: what is the least integer value of n such that 1/2power n < 0.01?
Click here to see answer by solver91311(16897)

Question 438910: Solve g^-1(2x+3)=8 where you know that g^-1(8)= 17, and g(8)=11
Click here to see answer by robertb(4012)

Question 439771: A=1-(B/C) Solve for C.
I multiplied thru by C and got: AC=C-B, and that's where I get stuck. Please help?
Thank you.
Toni
Click here to see answer by stanbon(57407)

Question 439823: A rectangular field whose length is 10 meters longer than its width is to be enclosed with exactly 100 meters of fencing material. What are the dimensions of the field?
Click here to see answer by jorel1380(2518)

Question 439872: (e^x)^x*e^15=e^(8x)
Click here to see answer by Alan3354(30993)

Question 439889: I'm not sure how to simplify (-1)^2099?
Click here to see answer by Edwin McCravy(8912)

Question 439926: Please help me solve this equation: 10x+3-20x=4-5x. I also need help on how to show my work on this problem. As well as on how to check this problem to see if this is the right solution.
Click here to see answer by stanbon(57407)

Question 439946: Hello again,
I was just wondering about the answer to this problem 10-3w+1=9w+3-6w. When i did this problem, I got 8w=3. I was also hoping that you can give me the answer in steps as well as the check to see if it's right. thank you so much.
Click here to see answer by rfer(12670)

Question 439994: how do i solve 2.5x + 4y =507
Click here to see answer by stanbon(57407)

Question 440057: I need help with this equation. It should be transformed into a quadratic equation. I am not sure how to transfrom it.
4x^4-37x^2+9=0
Thank you!
Click here to see answer by robertb(4012)

Question 440180: please sole and include steps
(x+y^-z)(x^-y+z)
Click here to see answer by rwm(914)

Question 440199: 6x=3(7x+35)
Click here to see answer by rwm(914)

Question 440439: Write an equation that is perpendicular to y=dx-3 that passes through (4d,5) in slope-intercept.
Click here to see answer by lwsshak3(6522)

Question 440222: wats 2x+3y
Click here to see answer by richard1234(5390)

Question 440468: How do you solve the following equation:
2x squared minus 5x equals 12
Click here to see answer by edjones(7569)

Question 440430: what two numbers multiplied together equal 42,000 and add to be 20
Click here to see answer by Alan3354(30993)

Question 440501: I am having trouble with this equation Solve by clearing fractions; 2/7 + x = x/3 -3
Click here to see answer by edjones(7569)

Question 440781: 3x - 4y = 24
y = -3/2x + 3
what's the steps of this equation
is this infinietly many solutions or no soultion
Click here to see answer by ewatrrr(10682)

Question 440774: -24x + 4y = 4
-6x + y = -1
what are the steps to working this out?
is the system inconsistent, dependent or neither?
Click here to see answer by jorel1380(2518)

Question 440775: 7x + 2y = 0
4y = -14x
what are the steps to solve
is this infinitely many solutions or no solution?
Click here to see answer by jorel1380(2518)

Question 440849: could someone please help me solve this equation and solve by the substitution method?
The solution to the system of equations below is (8,4)
3x - 5y = 4
7x + 3y = 68
thank you
Click here to see answer by Alan3354(30993)

Question 440864: how do I solve this equation and what are the steps. I can't seem to figure it out. Thank You
45/d=5
Click here to see answer by Alan3354(30993)

Question 440864: how do I solve this equation and what are the steps. I can't seem to figure it out. Thank You
45/d=5
Click here to see answer by stanbon(57407)

Question 440899: How many brownies can I make to feed 25 students? Or how many boxes of brownie mix should I purchase/
Click here to see answer by rwm(914)

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