Question

PLEASE HELP ILL MARK BRAINLIEST Simplify the expression. (a + 2b)3 – 3a

Answer 1

Answer:

The answer is 6b

Step-by-step explanation:

1) Regroup terms.

$3(a + 2b) - 3a$

2) Expand by distributing terms.

$3a + 6b - 3a$

3) Collect like terms .

$(3a + 3a) + 6b$

4) Simplify.

$6b$

Therefor, the answer is 6b.