x+100-9=

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Solution for x+100-9= equation: 


Simplifying
x + 100 + -9 = 0

Reorder the terms:
100 + -9 + x = 0

Combine like terms: 100 + -9 = 91
91 + x = 0

Solving
91 + x = 0

Solving for variable 'x'.

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

Add '-91' to each side of the equation.
91 + -91 + x = 0 + -91

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

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

Simplifying
x = -91

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