How do you do one step equations?

An one step equation is an equation that requires only one step to solve it; for example;

x - 5 = 23

x - 5 + 5 = 23 + 5

x = 28

or

5x = 20

(5x)/5 = 20/5

x = 4

Sometimes you may have to use more than one step to solve for an unknown.