Question

Which expression is equivalent to 9x - 4 + 4x + 5x + 19

Answer 1

18x + 15

Explanation:

Combine like terms & simplify the given expression:

9x - 4 + 4x + 5x + 19

(9x + 4x + 5x) - 4 + 19

(13x + 5x) + (19 - 4)

(18x) + 15

18x + 15 is your answer.

~