Question

All of the following are equivalent to 2(2a + b) + 8, except _____.
A.4a + 2b + 8
B.2(2a + b + 4)
C.4(a + b + 2)
D.4a + 2(b + 4)

Answer 1

The answer is C.4(a+b+2)

Answer 2

The answer is C. After you distribute the original equation it equals 4a+2b+8 which a is exactly that. B equals the same after you distribute along with D. This is not seen with problem C.