Questions on Algebra: Equations answered by real tutors!

Tutors Answer Your Questions about Equations (FREE)

Question 309948: How wouldI simplify this problem?
[(2a^1/2) / (b^1/3)]^6
Click here to see answer by Fombitz(13828)

Question 309956: The formula b=29a is used in New England to estimate the minimun furnace output, b, in BTU's. for a modern house with a square feet flooring.
a) determine the minimun furance output for a 1700 ft moder house.
b) Solve the formula for a.
Click here to see answer by Alan3354(30993)

Question 309987: What is the answer to: 8/4+5r/4=6r/2 I have tried everything I know but I still can't get it.
Click here to see answer by Alan3354(30993)

Question 310000: I hope this is right section. Please can you help me with this?
1. Ben has four times more money than Alfred. Penelope has one half the amount of money as Ben has. The total amount of money that Ben,
Alfred and Penelope have is R140.00.
Show by calculation the amount of money that each of them has.

3.2 Tom and Dick have a certain amount of money. The sum of four times the amount of money that Tom has and three times the amount of money that Dick has is R59.00. The difference between the amount of money that Tom an Dick have is R6,00. Using this information, show the calculation the amount of money that each Tom and Dick have.
Click here to see answer by Earlsdon(6287)

Question 310167: Solve for y:
(y(3y+2(3*sqrt(13)-3y))/(2)*((y)/(2))^((2)/(3))*sqrt(0.005))/(0.024) = 30.0
Thanks in advance.
Click here to see answer by Edwin McCravy(8909)

Question 310257: Hi guys,
Please can you tell me the following:
5^0 (5 to the power 0) - does this equal 1 or does it remain 5?
Also
2x^0 - does the x fall away and I only use 2 in the equation?
Click here to see answer by jim_thompson5910(28595)

Question 310284: what is 2b-8 over -2 = 3b-4 over 5?
Click here to see answer by vleith(2825)

Question 310242: a-7/10=a-2/8
Click here to see answer by Fombitz(13828)

Question 310343: I keep coming up with two different answers.
Please help...
Ax=b-x
Solve for x
kellibutterfly39@aol.com
Click here to see answer by Fombitz(13828)

Question 310343: I keep coming up with two different answers.
Please help...
Ax=b-x
Solve for x
kellibutterfly39@aol.com
Click here to see answer by josmiceli(9686)

Question 310410:
Click here to see answer by JBarnum(2044)

Question 310415: 3x-4=6

Click here to see answer by JBarnum(2044)

Question 310417: 3x-12=6
Click here to see answer by JBarnum(2044)

Question 310427: The perimeter of a swimming pool is 96m. The width is 3m more than half the length of the pool. Find the length and breadth of the pool.
Click here to see answer by checkley77(12569)

Question 310452: My daughter is having trouble with a math problem. I can't figure it out, please explain how to plot this and come up with the answer.
Thanks in advance.
Solve equation by graphing.
2x + y = 1
y = -2x + 5
Click here to see answer by stanbon(57361)

Question 310135: 5(3a-1)²+3=-16(3a-1)
Click here to see answer by scott8148(6628)

Question 310505: What is -|-6|-3?
Click here to see answer by JBarnum(2044)

Question 310505: What is -|-6|-3?
Click here to see answer by jim_thompson5910(28595)

Question 310472: I need to write an equation using this scenerio; 56 houses are for sale with two floor plans with x representing plan 1 and y representing plan 2 would this be correct 1x+2y=56 ? part two of the scenerio states that threre are three times as many homes with plan two than for plan 1 write an equation using the same variables as in part 1 of the scenerio. How would I write the equation for part 2 of this scenerio?
Click here to see answer by josmiceli(9686)

Question 310396: what is the exact value of csc theta if theta is an angle in standard position and its terminal side passes through the point (-3,2)?
Click here to see answer by Fombitz(13828)

Question 310431: Robert is on a diet and can have 500 calorie for lunch. A 3- ounce hamburger on whole wheat bread has 315 calories, and a 12-ounces of soda has 145 calories. How many French fries can he eat if there are 10 calories in one French fry?
Click here to see answer by Fombitz(13828)

Question 310425: The realtion between Celsius and Fahrenheit scale of temperatures is given by:C=(5/9)(F - 32), or, F = (9/5)C +32. Calulate the temperature in Celsius if the temperature in Fahrenheit is 45 F. also, calculate the temperature in Fahrenheit if the temperature in Celsius is 98o C.
Click here to see answer by rfer(12662)

Question 310571: need to solve 2x-(-5)-(-3)=x+10
Click here to see answer by stanbon(57361)

Question 310602: y/5 + 5 = 7

Click here to see answer by Fombitz(13828)

Question 310607: (a+b)6

Click here to see answer by nyc_function(2733)

Question 310716: Solve
6x+8 = 3x+29
I do not understand how to solve these, is there any way you could explain to me how to solve equations like these?
Click here to see answer by solver91311(16897)

Question 310718: 3x - 24 = 8x + 6
What is x?
Click here to see answer by loni1234(7)

Question 310717: x = 2x - 4
What is x?
Click here to see answer by loni1234(7)

Question 310601: r + 6/5 = r + 8/7

Click here to see answer by Fombitz(13828)

Question 310813: If you multiply x by 2/3 and then subtracts 12 from the product, the difference is equal to the original number x multiplied by 1/3 what is x? Write the equation.
Click here to see answer by stanbon(57361)

Question 310768: solve the equation
5(3-k)=20

Click here to see answer by TX911(36)

Question 310841: 46+2
____=
8
Click here to see answer by nyc_function(2733)

Question 310832: How do i solve box and diamond problems
Click here to see answer by nyc_function(2733)

Question 310849: find all zeroes. f(x)= x^3-11x+150
Click here to see answer by nyc_function(2733)

Question 310858:
Please multiply by 1 to find an expression equivalent to
16
___
11 with a denominator of 33
Click here to see answer by stanbon(57361)

Question 310876: x+5/5=x-4/4
it is x plus 5 divided by 5 is equal to x minus 4 divided by 4.
I know the answer is 40, but i do not know how you work the problem to get that answer.
Thank you
Click here to see answer by mollukutti(30)

Question 310927: how would you find the intercepts for the equations X+Y=56 and y/x=3/1 and where would they intersect if graphing? I am not sure I understand how to do this. Please help.
Click here to see answer by palanisamy(496)

Question 310925: This is the problem
5x+3y=-11
7x-2y=13 I multiplied the first one by 7 and the second one by 5 to get
35x + 21y = -77
35x + -10y = 65 So this is where I have the problem.
11y =-12 Isn't that what goes into the problem or am I missing something?

Any help will be appreciated
Click here to see answer by Fombitz(13828)

Question 310929: Quick move charges a flat rate of $55 a hour and Heavy lifting charges a fee of $80 and $35 an hour for what values h (hours ) Quick move offer a better deal? How would you solve this equation? I am not sure I understand how to solve it. Please help.
Click here to see answer by nerdybill(6962)

Question 310944: what is 8 over 9 times 5 over 9 - 1 over 7 =
Click here to see answer by Fombitz(13828)

Question 310926: How do you solve 25x to the second power y to the forth power ?
Click here to see answer by Fombitz(13828)

Question 310970: How would I perform this indicated operation?
(14a^2 – 29ab – 13b^2) – (9a^2 – 16ab + 17b^2)
Click here to see answer by Fombitz(13828)

Question 310980: How would I perform this indicated operation?
(25x - 7)^2
Click here to see answer by josmiceli(9686)

Question 310981: How would I perform this indicated operation?
(35a + 13b)(35a - 13b)
Click here to see answer by josmiceli(9686)

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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, 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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