Question

Combine the like terms in the expression 6a-4b-2a+c-3b+a

A. 5a- 7 b + c
B. 8a + b + c
C. 9 a b c
D. 3a + b + c

Answer 1

A

Explanation:

that is just straight forward work :

we group all like terms together (after all, addition and multiplications are commutative operations) :

6a - 2a + a - 4b - 3b + c = 5a - 7b + c