Question

3a+2b-9c-7a-4b-8c-11a+7b+3c​

Answer 1

$3a - 2b - 9c - 7a - 4b - 8c - 11a + 7b + 3c \\ \\this \: is \: ques \: \\ then \\ 3a - 11a - 2b - 4b - 9c - 8c + 3c \\ solve \\ - 8a - 6b - 14c \\ this \: is \: answer$

I hope uh understand