-x-70+7x=80

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Solution for -x-70+7x=80 equation:


Simplifying
-1x + -70 + 7x = 80

Reorder the terms:
-70 + -1x + 7x = 80

Combine like terms: -1x + 7x = 6x
-70 + 6x = 80

Solving
-70 + 6x = 80

Solving for variable 'x'.

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

Add '70' to each side of the equation.
-70 + 70 + 6x = 80 + 70

Combine like terms: -70 + 70 = 0
0 + 6x = 80 + 70
6x = 80 + 70

Combine like terms: 80 + 70 = 150
6x = 150

Divide each side by '6'.
x = 25

Simplifying
x = 25

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