Question

Simplify the expression by combining like terms.
15 + 12z– 5z + 4y- 7

Answer 1

Answer: = 4y + 7z + 8

Answer 2

7z+4y+8

Explanation:

Collect the like terms so 12z-5z would be 7z, then since there is only 1 y term it would be 4y, and -7 + 15= 8