Question

Which is a simplified form of the expression -2(x – 9) – x?

A. -3x + 18
B. 3x – 18
C. x – 9
D. x + 18

Answer 1

The answer is A

Explanation:

Answer 2

multiply the bracket by 2

-2x+18-x

Negative and Negative= positive

=-3x+18

Answer:A