Question

Simplify: (-2x - 3) – (3x2 – 8x + 9). Choose the standard form of the answer.

A. -3x2 - 6x – 12
B. -3x2 - 9x + 12
C. -3x2 + 6x – 12
D. -3x2 - 6x + 12

Answer 1

C

Explanation:

Given

(- 2x - 3) - (3x² - 8x + 9) ← distribute parenthesis

= - 2x - 3 - 3x² + 8x - 9 ← collect like terms

= - 3x² + 6x - 12 → C