5=x+7-8

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Solution for 5=x+7-8 equation:


Simplifying
5 = x + 7 + -8

Reorder the terms:
5 = 7 + -8 + x

Combine like terms: 7 + -8 = -1
5 = -1 + x

Solving
5 = -1 + 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.
5 + -1x = -1 + x + -1x

Combine like terms: x + -1x = 0
5 + -1x = -1 + 0
5 + -1x = -1

Add '-5' to each side of the equation.
5 + -5 + -1x = -1 + -5

Combine like terms: 5 + -5 = 0
0 + -1x = -1 + -5
-1x = -1 + -5

Combine like terms: -1 + -5 = -6
-1x = -6

Divide each side by '-1'.
x = 6

Simplifying
x = 6

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