Question

All of the following are equivalent to 2(2a + b) + 8, except _____.

4 a + 2 b + 8
2(2 a + b + 4)
4( a + b + 2)
4 a + 2( b + 4)

Answer 1

The answer is : 4a + 2b + 8

Explanation:

2x2a = 4a

2xb = 2b

+8