Solve the equation and check 4x-24 = 2x + 20

Solve the equation and check 4x-24 = 2x + 20

4x-2x=20+24
2x=44
x=22
Test: take x = 22 into the equation, and the result is:
4*22-24=2*22+20
88-24=44+20
64=64
So x = 22 is the solution of the original equation