3x+25=x+7

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Solution for 3x+25=x+7 equation:


Simplifying
3x + 25 = x + 7

Reorder the terms:
25 + 3x = x + 7

Reorder the terms:
25 + 3x = 7 + x

Solving
25 + 3x = 7 + 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.
25 + 3x + -1x = 7 + x + -1x

Combine like terms: 3x + -1x = 2x
25 + 2x = 7 + x + -1x

Combine like terms: x + -1x = 0
25 + 2x = 7 + 0
25 + 2x = 7

Add '-25' to each side of the equation.
25 + -25 + 2x = 7 + -25

Combine like terms: 25 + -25 = 0
0 + 2x = 7 + -25
2x = 7 + -25

Combine like terms: 7 + -25 = -18
2x = -18

Divide each side by '2'.
x = -9

Simplifying
x = -9

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