Answer:
M+16m
Step-by-step explanation:
-9m+9 cancel eachother out because it is a negative and a postive value, so you would just put the variable. For 8m+8 it would be 16m because the sre both positive so you would add them like normal
Answer:
A!!!
Step-by-step explanation:
i just took the test
Answer:
answer is first option

wherein, a = 1, b = -3, c = -5
Answer:
y=7
Step-by-step explanation:
-6y= -27-15
-6y= -42
y=7