-5+x+7x=91

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Solution for -5+x+7x=91 equation:


Simplifying
-5 + x + 7x = 91

Combine like terms: x + 7x = 8x
-5 + 8x = 91

Solving
-5 + 8x = 91

Solving for variable 'x'.

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

Add '5' to each side of the equation.
-5 + 5 + 8x = 91 + 5

Combine like terms: -5 + 5 = 0
0 + 8x = 91 + 5
8x = 91 + 5

Combine like terms: 91 + 5 = 96
8x = 96

Divide each side by '8'.
x = 12

Simplifying
x = 12

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