Answer:
4x+4=16
4x=16-4
4x=12
x=3
x = 3
Step-by-step explanation:
4x + 4 = 16
4x = 16 - 4
4x = 12|:4
Answer: of ok
This
k=76
j=180-(90+76)=180-166=14
17h+13h=90
30h =90
h=3