03/17/13

Rhonda worked three more than twice as many hours as Ron did.how many hours did each work if together they worked 57 hours
Setup answer 
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03/17/13

Express the following equation in slope-intercept form: 11x - 4y = -28
a. y = 11 x + 7      4 b. y = 4 x + 7     11 c. y = - 11 x + -15        4 d. y = - 4 x + -15        11  
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03/17/13

Find the inverse function of f(x)=x^3+5
I cant figure out how to solve this problem!!
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03/17/13

algebra 2 word problem
iIn a total time of 40 seconds, beetle K ran in a straight line for 30 cm and bumped into beetle J, (at this point beeltee K stopped) then beetle J ran for another 90 cm at 3 times the rate of... more
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03/17/13

Set up the equation?
John has two lists of consecutive numbers. The first two numbers of each list equal ten. If the third number in the second list times 2 plus 8 = the sum of the first list, what are the numbers in... more
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03/17/13

9/2x+1=4/x...? I need help solving this equation please. Thanks, Jessica
The instructions are to solve the equation and check the solution. If there is no solution, say so. Thank you for your help!   9/2x+1 = 4/x
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03/16/13

Solving radical equations.
√8x+1 = 5 √5x-4 = 6 √7x-3 -2 = 0 , the -2 is not under the radical sign √5x^2 - 3x = 2x
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03/16/13

inequality in interval notation:
-7-2 |7 x-5| gt -9
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03/16/13

Dividing fractions that contain exponents?
I can't seem to figure this one out.  It's more complicated than others I've been doing.  Thank you for your help and explanation!   27n2-147 3n2-16n+21 Divided... more
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03/16/13

Finding the quotient by dividing fractions that contain exponents?
18x7    Divided by  2x7y4 y4                                       6   Thank you for your help!  
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03/15/13

help with equation please
A coffee distributor needs to mix a(n) Kenya coffee blend that normally sells for $11.60 per pound with a Queen City coffee blend that normally sells for $14.30 per pound to create 70 pounds of a... more
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03/10/13

Give the point (2,1) and the slope -3 write and equation in standard form. What is the x-intercept? What is the y-intercept?
hey. Could anyone help me? 
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03/10/13

Write the following problem in standard form: y- 10 = 2(x-8) What is the x intercept? What is the y intercept?
Math homework.(: 
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03/09/13

if I eat 1/25 of the cake and it was the first pice .wath persentage of de cake left?
sandra went to her freind beatiful weading party ,she aet 1/25 of the cake and it was the firs piece. wath persentage of the cake is left.
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03/08/13

how do you foil (2(1-sinx)(1+sinx))
how do you foil when theres a coefficient?
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03/03/13

(2,-5), m=2
I don't understand my math
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03/03/13

2x+y-z=4 x+3y-z=11 4x-1y-z=14
Can you help me solve this problem.  
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03/02/13

Log (3x+5) = 1 + (log (x-1)
I need to solve this equation:   Log(3x+5) = 1 + (log (x-1)
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03/02/13

Find all the zeros using the Rational zero theorem
f(x) = 4x^4 + 21x^3 +33x^2 + 147x +35
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03/02/13

Solve the inequality (x^2(9+x)(x-6))/((x+5)(x-2))> or equal to 0
This is a fraction     x^2(9+x)(x-6) is the numerator  (x+5)(x-2) is the denominator and it's all set to greater than or equal to 0
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03/02/13

solve the polynomial inequalityx^3 + x^2 + 9x +9 <0
HOw would I factor this out? 
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03/01/13

How do i solve x^2-16x+64=49?
I need help solving this problem using the square root property.
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02/27/13

20x+11x3=0
i need some homework help with factoring having with to do algebra they include x^2-5x-54=0 x^2-3x-4=6 5x^2+16x+3=0 7x^2+37x+10-0 3x^2+5x-2=0
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02/26/13

Quadratic Equation Help
I'm solving a quadratic equation which is 2x^2-x-10=0 and I know that a=2 b=-1 and c=-10 ans with the problem put it into the formula which is -(-10 +- √ -1^2-4(2)(-10) and when I get my answer I... more
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02/26/13

What is x+1/4=8/9
It's really important
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