4+12x=125-x

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Solution for 4+12x=125-x equation:


Simplifying
4 + 12x = 125 + -1x

Solving
4 + 12x = 125 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
4 + 12x + x = 125 + -1x + x

Combine like terms: 12x + x = 13x
4 + 13x = 125 + -1x + x

Combine like terms: -1x + x = 0
4 + 13x = 125 + 0
4 + 13x = 125

Add '-4' to each side of the equation.
4 + -4 + 13x = 125 + -4

Combine like terms: 4 + -4 = 0
0 + 13x = 125 + -4
13x = 125 + -4

Combine like terms: 125 + -4 = 121
13x = 121

Divide each side by '13'.
x = 9.307692308

Simplifying
x = 9.307692308

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