7-2x=8-x

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


Simplifying
7 + -2x = 8 + -1x

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

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add 'x' to each side of the equation.
7 + -2x + x = 8 + -1x + x

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

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

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

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

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

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

Simplifying
x = -1

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