The given equation is
7x+3 = 3x+11
We would subtract 3x from both sides of the equation. We have
7x - 3x + 3 = 3x - 3x + 11
4x + 3 = 11
We would subtract 3 from both sides of the equation. We have
4x + 3 - 3 = 11 - 3
4x = 8
Dividing both sides of the equation by 4, it becomes
4x/4 = 8/4
x = 2