-99-9x=91+x

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Solution for -99-9x=91+x equation:


Simplifying
-99 + -9x = 91 + x

Solving
-99 + -9x = 91 + 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.
-99 + -9x + -1x = 91 + x + -1x

Combine like terms: -9x + -1x = -10x
-99 + -10x = 91 + x + -1x

Combine like terms: x + -1x = 0
-99 + -10x = 91 + 0
-99 + -10x = 91

Add '99' to each side of the equation.
-99 + 99 + -10x = 91 + 99

Combine like terms: -99 + 99 = 0
0 + -10x = 91 + 99
-10x = 91 + 99

Combine like terms: 91 + 99 = 190
-10x = 190

Divide each side by '-10'.
x = -19

Simplifying
x = -19

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