22 I think it’s probably wrong but I tried
Since you have y alone on one side of the equation......
Use substitution and plug in 1/2x-4 for y in the other equation.

Distribute

Combine like terms

Add 8 to both sides

Divide by 4
and 
Plug this value in for x

Simplify

Multiply everything by 8 and simplify

Divide.....

Your answers are:

Answer:
1/26
Step-by-step explanation:
P
=
12
5 this is what I got for that
Answer:
The U.S Bank Tower
Step-by-step explanation:
I hope this helps