Answer:
-11
Step-by-step explanation:
Subtracting a positive number from is a negative number is basically just adding normally but after you are done you put a negative sign in front of the number.
3
A=4
5a+7a-8
=5×4+7×4-8
=20+28-8
=40
So,the answer is 40.
32
2^5
This is 2 multiplied by itself 5 times
2*2*2*2*2
x i think
first what do you look like???,