3-x=2x+7-8

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Solution for 3-x=2x+7-8 equation:


Simplifying
3 + -1x = 2x + 7 + -8

Reorder the terms:
3 + -1x = 7 + -8 + 2x

Combine like terms: 7 + -8 = -1
3 + -1x = -1 + 2x

Solving
3 + -1x = -1 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
3 + -1x + -2x = -1 + 2x + -2x

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

Combine like terms: 2x + -2x = 0
3 + -3x = -1 + 0
3 + -3x = -1

Add '-3' to each side of the equation.
3 + -3 + -3x = -1 + -3

Combine like terms: 3 + -3 = 0
0 + -3x = -1 + -3
-3x = -1 + -3

Combine like terms: -1 + -3 = -4
-3x = -4

Divide each side by '-3'.
x = 1.333333333

Simplifying
x = 1.333333333

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