algebra

https://www.wolframalpha.com/input/?i=5%2B3(x-4)%3D11

5 + 3(x - 4) = 11

Subtract 5 from both sides of the equation.

3(x - 4) = 6

Divide both sides of the equation by 3.

x - 4 = 2

Add 4 to both sides of the equation.

x = 6