3x+11=x-7

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Solution for 3x+11=x-7 equation:


Simplifying
3x + 11 = x + -7

Reorder the terms:
11 + 3x = x + -7

Reorder the terms:
11 + 3x = -7 + x

Solving
11 + 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.
11 + 3x + -1x = -7 + x + -1x

Combine like terms: 3x + -1x = 2x
11 + 2x = -7 + x + -1x

Combine like terms: x + -1x = 0
11 + 2x = -7 + 0
11 + 2x = -7

Add '-11' to each side of the equation.
11 + -11 + 2x = -7 + -11

Combine like terms: 11 + -11 = 0
0 + 2x = -7 + -11
2x = -7 + -11

Combine like terms: -7 + -11 = -18
2x = -18

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

Simplifying
x = -9

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