Respuesta :
Answer:
63m-42
Step-by-step explanation:
here you go. make sure to ask your teachers for help if your still confused.

Answer:
63m - 42
Step-by-step explanation:
You just have to multiply 7 by all the terms in the parentheses, because parentheses means multiplication.
7 x 9m is 63m
7 x -6 is -42
so your answer is 63m - 42