4x+12-x-7=25+x

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Solution for 4x+12-x-7=25+x equation:


Simplifying
4x + 12 + -1x + -7 = 25 + x

Reorder the terms:
12 + -7 + 4x + -1x = 25 + x

Combine like terms: 12 + -7 = 5
5 + 4x + -1x = 25 + x

Combine like terms: 4x + -1x = 3x
5 + 3x = 25 + x

Solving
5 + 3x = 25 + 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.
5 + 3x + -1x = 25 + x + -1x

Combine like terms: 3x + -1x = 2x
5 + 2x = 25 + x + -1x

Combine like terms: x + -1x = 0
5 + 2x = 25 + 0
5 + 2x = 25

Add '-5' to each side of the equation.
5 + -5 + 2x = 25 + -5

Combine like terms: 5 + -5 = 0
0 + 2x = 25 + -5
2x = 25 + -5

Combine like terms: 25 + -5 = 20
2x = 20

Divide each side by '2'.
x = 10

Simplifying
x = 10

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