2x+8=x-7

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Solution for 2x+8=x-7 equation:


Simplifying
2x + 8 = x + -7

Reorder the terms:
8 + 2x = x + -7

Reorder the terms:
8 + 2x = -7 + x

Solving
8 + 2x = -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.
8 + 2x + -1x = -7 + x + -1x

Combine like terms: 2x + -1x = 1x
8 + 1x = -7 + x + -1x

Combine like terms: x + -1x = 0
8 + 1x = -7 + 0
8 + 1x = -7

Add '-8' to each side of the equation.
8 + -8 + 1x = -7 + -8

Combine like terms: 8 + -8 = 0
0 + 1x = -7 + -8
1x = -7 + -8

Combine like terms: -7 + -8 = -15
1x = -15

Divide each side by '1'.
x = -15

Simplifying
x = -15

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