Question

Which is a simplified form of the expression -(z + 1) + 2(z – 2)?

A. -z – 5
B. 3z – 3
C. z – 5
D. 2z – 5

Answer 1

answer: c. explanation: you would just use the distributive property then you would add like terms do get your answer. heres my work: -(z+1) + 2(z-2) —> -z-1 + 2z-4 —> z-5

Answer 2

The answer is c. z-5