Answer:
5
Step-by-step explanation:
8x+50=90
8x=40
x=5
a
Answer: A
I just took this test
120
using the pythogorean thereom, we have 12^2+9^2=225
sqrt225=15
15*8=120
4x + 4 = 48
4x + 4 - 4 = 48 - 4
4x = 44
4x / 4 = 44 / 4
x = 11
