Answer:
B
Step-by-step explanation:
Answer:
first box: -9
second box: -20
Step-by-step explanation:
Group the terms with c and the ones without c:
9c - 15c - 3c = -9c
-12 - 8 = -20
So the simplification is -9c + -20
(which is the same as -9c - 20)
sorry i dont have answered
After h hours, she will have traveled: 70h miles
