which expressions are equivalent to 2(-6c + 3) + 4c? choose all answers that apply: a -8c + 6 b 3(-4c + 2) +…
which expressions are equivalent to 2(-6c + 3) + 4c? choose all answers that apply: a -8c + 6 b 3(-4c + 2) + 4c c none of the above
Answer
Explanation:
Step1: Expand the given expression
$2(-6c + 3)+4c=2\times(-6c)+2\times3 + 4c=-12c+6 + 4c$
Step2: Combine like - terms
$-12c+6 + 4c=(-12c + 4c)+6=-8c+6$
Step3: Expand option B
$3(-4c + 2)+4c=3\times(-4c)+3\times2+4c=-12c + 6+4c=-8c+6$
Answer:
A. $-8c + 6$, B. $3(-4c + 2)+4c$