Question

Which expression is equivalent to -2(3a + 6b) + (4a - 2b)? A) -2(a + 7b) B) -2(a - 7b) C) 2(a + 7b) D) 2(a - 7b)

Answer 1

It will be A -2(3a+6b)+(4a-2b) = -(6a+12b)+(4a-2b) = -6a-12b+4a-2b = -2a-14b = -2(a+7b)