Answer:
First one equals -15
Second one equals -3
Step-by-step explanation:
(-4)*2 - 7
= (-8) - 7
= (-15)
(-4) + 1
= (-3)
Hopefully this helps.
Answer:
3
Step-by-step explanation:
13-4=9
9/3=3
Answer:
not sure if im right but this is my problem
3b=7
Step-by-step explanation: