Question

Which expression is equivalent? −9(−2x − 3) A) 18x + 27 B) 18x − 27 C) −18x + 27 D) −18x − 27

Answer 1

The answer is A. 18x + 27

Answer 2

If you expand -9(-2x-3) you get 18x+27 (a minus times a minus is a positive) so the answer is A.