Answer:
x=2
Step-by-step explanation:
Add all the sides to find the perimeter
x+4 + 4x+10(x-1) = 24
Distribute
x+4+4x +10x-10 = 24
Combine like terms
15x -6 = 24
Add 6 to each side
15x-6+6 = 24+6
15x = 30
Divide each side by 15
15x/15 = 30/15
x = 2
