100+4=x

Solution for 100+4=x equation:

Simplifying
100 + 4 = x

Combine like terms: 100 + 4 = 104
104 = x

Solving
104 = 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.
104 + -1x = x + -1x

Combine like terms: x + -1x = 0
104 + -1x = 0

Add '-104' to each side of the equation.
104 + -104 + -1x = 0 + -104

Combine like terms: 104 + -104 = 0
0 + -1x = 0 + -104
-1x = 0 + -104

Combine like terms: 0 + -104 = -104
-1x = -104

Divide each side by '-1'.
x = 104

Simplifying
x = 104