91-x=73

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Solution for 91-x=73 equation: 


Simplifying
91 + -1x = 73

Solving
91 + -1x = 73

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 + -1x = 73 + -91

Combine like terms: 91 + -91 = 0
0 + -1x = 73 + -91
-1x = 73 + -91

Combine like terms: 73 + -91 = -18
-1x = -18

Divide each side by '-1'.
x = 18

Simplifying
x = 18

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