Simplify the expression. 4a + 2 - 3c + 6 + 7c - 3 - 3b + 2a - 5b

4a+2-3c+6+7c-3-3b+2a-5b you can combine 4a and 2a to get 6a

6a+2-3c+6+7c-3-3b-5b you can combine 5b and 3b to get - 8b

6a+2-3c+6+7c-3-8b you can combine 3 and 2 and 6 to get 5

6a+5-3c+7c-8b you can combine 3c and 7c to get 4c

6a+5+4c-8b