11x + 6 = 7x + 22
First you can subtract both sides of the equation by 6, this gives
11x + 6 - 6 = 7x + 22 - 6
11x = 7x + 16
Then subtract 7x from both sides,
So, 11x - 7x = 7x + 16 - 7x
4x = 16
Then divide both sides of the equation by 4 so that you can get 'x' on its own,
4x/4 = 16/4
x = 4