Question

Add 3a − 2b + 3c and a + 4b + 4c

Answer 1

3a − 2b + 3c + a + 4b + 4c

= (3 + 1)a + (-2 + 4)b + (3 + 4)c

= 4a + 2b + 7c

Answer 2

Answer:

$(3a - 2b + 3c) + (a + 4b + 4c) \\ \\ 3a + a - 2b + 4b + 3c + 4c \\ \\ 4a + 2b + 7c$

here is your answer. hope it helps you