You make $20/hour tutoring Chemistry and $16/hour tutoring math. Let x represent the number of hours per week you spend tutoring Chemistry and y represent the number of hour per week you spend tutoring...

You make $20/hour tutoring Chemistry and $16/hour tutoring math. Let x represent the number of hours per week you spend tutoring Chemistry and y represent the number of hour per week you spend tutoring...

the problem is-8 + y/5 = 27 and I'm try to find the value of y.

math questions

C= (V)/ sqrt((1)-((Ra/ Rf)2)) 1. Using the above equation, solve for Ra, the aging rate of the astronaut. Show all the algebraic steps. HINT: Start by letting and setting up a proportion...

A wheelchair company determines that the cost of manufacturing them follows the cost equation C=400x+500,000, where C = Total Cost and x = number of wheelchairs manufactured. b. What...

((x+3)/(x2-3x-28)) - ((2)/(x2-49))

Please help me I don't get it. :(

Please help me answer this.

If w(x) = 4x2 +5x -5 and g(x) =-2x2 -20x +20, find all real x values such that w(x) = g(x).

It is a true or false question

I am not sure how ti simplify this expression 2(x-2)2(2x+1)-1/3 - (x-2)(2x+1)2/3 The furthest I can get is 2(x-2)2/(2x+1)1/3 - (x-2)(2x+1)2/3 I...

(x+y)^2 + 3(x-y)=30; xy + 3(x-y)=11 what are the values of x and y ?

What are the values of x and y ? (x/y)^1/2 + (y/x)^1/2 = 17/4 ; x/(y)^1/2 + y/(x)^1/2 = 65/4

(x+y/x-y)^1/2 + (x-y/x+y)^1/2 = 34/15 ; x+y/(x-y)^1/2 + x-y/(x+y)^1/2 = 152/15 what are the values of x and y ?

Miscellaneous quadratic equation

Forensic scientists use the equation h=2.6f+47.2 to estimate the height h of woman given the length in centimeters f of her femur bone. suppose the equation has a margin of error of...

Find intervals containing solutions to the following equations. (a) f(x) = x − 3^−x = 0 b)f(x) = x^3 + 4.001x^2 + 4.002^x + 1.101 = 0. I want help how can I find...

solve for x,y and z

Please help. This is on my review packet and I don't quite understand it.

Please help. This is on my review packet and I don't quite understand it.