15-x=x+17

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Solution for 15-x=x+17 equation:


Simplifying
15 + -1x = x + 17

Reorder the terms:
15 + -1x = 17 + x

Solving
15 + -1x = 17 + 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.
15 + -1x + -1x = 17 + x + -1x

Combine like terms: -1x + -1x = -2x
15 + -2x = 17 + x + -1x

Combine like terms: x + -1x = 0
15 + -2x = 17 + 0
15 + -2x = 17

Add '-15' to each side of the equation.
15 + -15 + -2x = 17 + -15

Combine like terms: 15 + -15 = 0
0 + -2x = 17 + -15
-2x = 17 + -15

Combine like terms: 17 + -15 = 2
-2x = 2

Divide each side by '-2'.
x = -1

Simplifying
x = -1

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