Which of the following is a solution to the system of
equations?
4 + y = -x
y = 2x - 10

How far is x from 5 on a number line?

Noor brought 21 sheets of stickers. she gave 1/3 of a sheet to each of the 45 students at recess. she wants to give teachers 1 1/2 sheets each.

Hiroaki wants to find 3 3/4 - 7/8 explain why he must rename 3 3/4 to do the subtraction.