23=3+x

Solution for 23=3+x equation:

Simplifying
23 = 3 + x

Solving
23 = 3 + x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-1x' to each side of the equation.
23 + -1x = 3 + x + -1x

Combine like terms: x + -1x = 0
23 + -1x = 3 + 0
23 + -1x = 3

Add '-23' to each side of the equation.
23 + -23 + -1x = 3 + -23

Combine like terms: 23 + -23 = 0
0 + -1x = 3 + -23
-1x = 3 + -23

Combine like terms: 3 + -23 = -20
-1x = -20

Divide each side by '-1'.
x = 20

Simplifying
x = 20