Simplify the following:

6x - 6y + 4x - 3y - 5x + 7x

If f (x) = 2x^2 - 3x + 4, then f (x + 3) is equal to

If we place all the rational numbers on a number line, how close are the numbers? That is to say, what is the distance between one rational number and the one next to it?

What do I multiple to - 1 1/7 to get 1

Roxy borrowed 10 colored pencils from hannah when she returned them there were only 8 colored pencils in the box how many colored pencils were missing

Joey's creal box is 12in, 8in by 3in. How much cereal can he fit in his box?

Cookies cost 3.49 a doz you want to order 500 how do you get the price?

State is the triangle in each park is similar. If so, state how you know they are similar

Is seventeen hundredths greater or lesser or equal to 0.030

A school wants to build a rectangular playground that will have a diagonal length of 75 yards. How wide can the playground be if the length has to be 30 yards?

What is an algebraic expression?