-8+15=5x-4x

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Solution for -8+15=5x-4x equation:


Simplifying
-8 + 15 = 5x + -4x

Combine like terms: -8 + 15 = 7
7 = 5x + -4x

Combine like terms: 5x + -4x = 1x
7 = 1x

Solving
7 = 1x

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.
7 + -1x = 1x + -1x

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

Add '-7' to each side of the equation.
7 + -7 + -1x = 0 + -7

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

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

Divide each side by '-1'.
x = 7

Simplifying
x = 7

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