Question

Simplify the expression. 9y + 6 – 7y - 3

Answer 1

Answer: 2y + 3

Explanation:

9y + 6 - 7y - 3

Collect like terms

(9y − 7y) + (6 − 3)

Simplify

2y + 3

Answer 2

2y + 3

Explanation:

Like terms have same variable with same power. Combine like terms.

In this expression, 9y and (-7y) are like terms.

6 and (-3) are constants.

9y + 6 - 7y - 3 = 9y - 7y + 6 - 3

= 2y + 3