Answer:
A
Step-by-step explanation:
They are both negative so you will keep the negative sign when you add.
x + y will have negative value as
x + y = -4 + (-8) = - 4 - 8 = - 12
2x-4+3x+2=48
5x-2=48
5x=48+2
5x=50
x=10
this
b
388
Answer: 141.3 in
1. V = πrh
2. V = (3.14)()(5)
3. V = 141.3 in.
Hope this answer helps you!