-7x+7x=7+x-4-8

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Solution for -7x+7x=7+x-4-8 equation:


Simplifying
-7x + 7x = 7 + x + -4 + -8

Combine like terms: -7x + 7x = 0
0 = 7 + x + -4 + -8

Reorder the terms:
0 = 7 + -4 + -8 + x

Combine like terms: 7 + -4 = 3
0 = 3 + -8 + x

Combine like terms: 3 + -8 = -5
0 = -5 + x

Solving
0 = -5 + 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.
0 + -1x = -5 + x + -1x
Remove the zero:
-1x = -5 + x + -1x

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

Divide each side by '-1'.
x = 5

Simplifying
x = 5

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