Y=2x+5

2x-y=4

solve by elimination need the x and y

Whats the square root of pie, and where do i get it

Solve for c ... c+92 less than 82

The ratio of clown fish to angel fish at a pet store is 5:4. The ratio of angel fish to gold fish is 4:3. There are 60 clown fish at the pet store.

Two girls have $76 between them. If the first gave the second $7 they would each have the same amount of money. How much did each girl have?

The function f (x) = - (x+2) ^2+16 has been rewritten using the completing-the-square method. The function g (x) = 4x^2+16x+24. Which vertex for each function has a minimum or a maximum? What is the vertex for each function?

Suppose that the number of a certain type of computer that can be sold when its price is P (in dollars) is given by a linear function N (P). (a) Determine N (P) if N (1000) = 10000 and N (1700) = 5800.

Which is the equation for the statement: The result of subtracting a number from 3/4 is 7?

if the cones below are similar, what is the ratio of the slant height of the smaller cone to the larger cone when the Surface area of smaller cone is 52in and larger cone is 637in

How many times greater is 7000 than 700

Find the surface area of a sphere with a diameter of 30 m. Leave answers in terms of pi.