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Question 1023830: Find the cost per ounce of a mixture of 260 oz of a cologne that costs $7.50 per ounce and 520 oz of a cologne that costs $6.00 per ounce.
Click here to see answer by josgarithmetic(39617)

Question 1023808: b + g = 26
b + 4 = g
Click here to see answer by ikleyn(52781)

Question 1023882: f(x) = x^2 � 4 and g(x) = x � 2
(a) What is (f + g)(x)?
(b) What is (f � g)(x)?
(c) What is (fg)(x)?
(d) What is (f/g)(x)?

Click here to see answer by Cromlix(4381)

Question 1023939: Find the derivative of f(x)=x3^x
Click here to see answer by fractalier(6550)

Question 1023937: find the derivative of D(t)=(t+e^t)^5
Click here to see answer by fractalier(6550)

Question 1023940: find the derivative of h(x)=1+e^x�1-e^x
Click here to see answer by fractalier(6550)

Question 1024057: Appply quaddratic equation and factorize 2t^2 - 11t = 8
Click here to see answer by LinnW(1048)

Question 1024195: 3 more than twice a number

Click here to see answer by Edwin McCravy(20055)

Question 1024215: (5)2+(12)2+(4)2=(c)2
Click here to see answer by addingup(3677)

Question 1024505: How to solve Rational or Fractional Equations involving addition and subtraction?
X over 2 + 3x over 5 = 121
Click here to see answer by Fombitz(32388)

Question 1024513: How to solve Arithmetic and Development of Generalized or Algebra Rules?
^-3(^-2r+7)=?
Click here to see answer by fractalier(6550)

Question 1024506: How to solve Rational or Fractional Equations involving addition and subtraction?
(x+1) over 3 - (x+1) over 4 = 1
Click here to see answer by fractalier(6550)

Question 1024631: 1. Farmer Tom ha 500 acres to plant with corn, soybeans and wheat. Write an equation in terms of c, s and w that models the information.
2. Growing an acre of corn costs $390, and an acre of soybeans costs $190, and an acre of wheat costs $170. Farmer Tom has a budget of $119,000 to spend on growing crops. Write and equation in terms of c, s, and w that models the information.
3. Farmer Tom plans to grow twice as many acres of wheat as acres of corn. Write an equation that models the information.
4. Write your equations from 1-3 as a system of equations. Solve.
Click here to see answer by josmiceli(19441)

Question 1024783: On my work, I done this:
3(2d+3) + 5(d+3e)
6d + 3e + 5d + 25e
11d + 18e
How did I do this work?
I forgot how I done it and need some help with this!
Click here to see answer by josgarithmetic(39617)

Question 1024862: An executive drove from home at an average speed of 30 mph to an airport where a helicopter was waiting. The executive boarded the helicopter and flew to the corporate offices at an average speed of 90 mph. The entire distance was 140 mi. The entire trip took 2 h. Find the distance from the airport to the corporate offices.
Click here to see answer by josgarithmetic(39617)

Question 1024859: A jogger starts from one end of a 12-mile nature trail at 8:00 A.M. One hour later, a cyclist starts from the other end of the trail and rides toward the jogger. If the rate of the jogger is 6 mph and the rate of the cyclist is 12 mph, at what time will the two meet?
Click here to see answer by josgarithmetic(39617)

Question 1024869: Given:f(x)=x^3+mx^2+nx+6
1.If (x-1) is a factor of f(x) and f(x) leaves a remainder of 8 when divided by (x-1),calculate the values of m and n
2.Factorise f(x) conpletely

Click here to see answer by josgarithmetic(39617)

Question 1024860: At noon a train leaves Washington, D.C., headed for Charleston, South Carolina, a distance of 500 mi. The train travels at a speed of 44 mph. At 1 P.M. a second train leaves Charleston headed for Washington, D.C., traveling at 32 mph. How long after the train leaves Charleston will the two trains pass each other?
Click here to see answer by josmiceli(19441)

Question 1024879: √(a-1)=a-3 what is the solution in simple terms please

Click here to see answer by Edwin McCravy(20055)

Question 1024887: find an equaction of a line with x-intercept 6 and y-intercept -5.
Click here to see answer by Alan3354(69443)

Question 1024887: find an equaction of a line with x-intercept 6 and y-intercept -5.
Click here to see answer by rothauserc(4718)

Question 1024929: After a sailboat had been on the water for 4 h, a change in the wind direction reduced the average speed of the boat by 2 mph. The entire distance sailed was 161 mi. The total time spent sailing was 9 h. How far did the sailboat travel in the first 4 h
Click here to see answer by ankor@dixie-net.com(22740)

Question 1025036: Okay, so in 3*(2a-1) does +3 change the value of -1?
Click here to see answer by Alan3354(69443)

Question 1024944: Please help me solve this word problem, using substitution or elimination:
At a concession stand, one person purchased 3 drinks and 3 soft pretzels for a total of $9.00. Another person purchased 4 drinks and 2 soft pretzels for a total of $8.50. What was the price of one drink?
Click here to see answer by Fombitz(32388)

Question 1025105: Please help me solve this word problem, using substitution or elimination:
How much of a perfume that sells for $35 dollar per ounce should be mixed with a perfume that sells for $15 dollar per ounce to make a 3-ounce bottle of perfume that can be sold for $63?
Click here to see answer by josmiceli(19441)

Question 1025127: Whats an example of a system of equations that is consistent and independent? It could be any system of equation.
Click here to see answer by fractalier(6550)

Question 1025126: Whats an example of a system of equation that is more easily solved by substitution, and a system of equations that is more easily solved by elimination?
Need 2 equations please! :)

Click here to see answer by fractalier(6550)

Question 1025138: In which line is the first mistake made when solving this equation?
2x + y -� 2z = 23
3x + 2y + z = 11
x -� y + z = �-2
Line 1: z = 11 + 3x + 2y
Line 2: 2x + y �- 2(11 + 3x + 2y) = 23
Line 3: �-4x �- 3y = 45
Line 4: x -� y + (11 + 3x + 2y) = �- 2
Line 5: 4x + y = - �13
Line 6: �-2y = 32
Line 7: y = �16, x = �, z = �-11/4
Click here to see answer by ikleyn(52781)

Question 1025134: Find two numbers, if
Their sum is 6 and their difference is 36
Click here to see answer by Alan3354(69443)

Question 1025134: Find two numbers, if
Their sum is 6 and their difference is 36
Click here to see answer by ikleyn(52781)

Question 1025140: Which ordered triple represents all of the solutions to the system of equations shown below?
2x �- 2y �- z = 6
-x + y + 3z = -�3
3x �- 3y + 2z = 9
A.) (�-x, x + 2, 0)
B.) (x, x �- 3, 0)
C.) (x + 2, x, 0)
D.) (0, y, y + 4)
Struggling a bit with this one.
Click here to see answer by Edwin McCravy(20055)

Question 1025177: Malik collects rare stamps and has a total of 212 stamps. He has 34 more domestic stamps than foreign stamps. Let x represent the number of domestic stamps and let y represent the number of foreign stamps.
This system of equations models the given information for both stamp types.

x � y = 34
x + y = 212

Click here to see answer by josgarithmetic(39617)

Question 1025296: Suppose Y varies directly as the square root of P, and when P is 2, Y is 2. Find the equation connecting Y and P. hence find: (i) y when p is 3
Click here to see answer by Cromlix(4381)

Question 1025302: Two parallel lines are cut by a transversal. Angle 1 measures (4x + 28)�, and the angle adjacent to the alternate exterior angle with angle 1 measures (14x + 8)�. What is the value of x?
Click here to see answer by Cromlix(4381)

Question 1025312: -6+x/4=-5
Click here to see answer by Fombitz(32388)

Question 1025337: What is the midpoint between the points (1, -7) and (-5, -3)?
Also how do you find it?
Click here to see answer by Fombitz(32388)

Question 1025384: 45 more than the product of 3 and a number y is 95
Click here to see answer by ankor@dixie-net.com(22740)

Question 1025408: 13. Solve for x: x/2 - 6 < 10
a) x < 8
b) x < 32
c) x < 2
d) x < �8
Click here to see answer by jim_thompson5910(35256)

Question 1025407: 5. If f(x) = x^2 + 6, find f(�2).
a) 4
b) 2
c) �2
d) 10
Click here to see answer by jim_thompson5910(35256)

Question 1025405: 2. It is $50 to join a club and then $15 per month. Which expression below represents the monthly fee?
a) 15x + 50
b) 65x
c) 15 + 50x
d) 3.3x
Click here to see answer by jim_thompson5910(35256)

Question 1025416: How to find in = ?
Click here to see answer by ikleyn(52781)

Question 1025401: 26 is what % of 104?
a) 78%
b) 25%
c) 400%
d) 35%
Click here to see answer by robertb(5830)

Question 1025398: Find three consecutive integers whose sum is 198.
a) 198,199,200
b) 65 , 66 , 67
c) 64 , 66 , 68
d) Cannot be determined
Click here to see answer by robertb(5830)

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