Question

Simplify: 22 + 6(3) – 7

Simplify: 5x − 2y + 3z − 2x − y + 4z

Answer 1

1. 33

2. 3x - 3y + 7z

Explanation:

combine like terms on the second one.

3x - 3y + 7z

solve for the first one 22 + 18 - 7

18 - 7 = 11

11 + 22 = 33