For what values of a are the following expressions true?

a+5=5+a

Ms. schriefer's tire popped and she use $130 from her savings to have it repaired. After that she had $564 left in saving. about how much money did ms. schriefer have saved before her car broke? (Estimate to the nearest ten)

30% of 85 on a percent ruler

Mister ya armó se fue para el trabajo a las 7:15 A. M. 25 minuto después él llegó a su trabajo a qué tiempo Mister Jean humo llegó a su trabajo

10 4 (-8q-4) combine like terms

What is proppotion of 10/15 = 12/x?

How to find the area of an octagon. Just the formula.

Solve the proportion. 2/x-3 = 5/x a. 5 b. 2 c. 10 d. 15

Convert 70% into a fraction

What is 9m-28=2m explain

Factor. 100x^2 - 20xy + y^2