18-x=172

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Solution for 18-x=172 equation: 


Simplifying
18 + -1x = 172

Solving
18 + -1x = 172

Solving for variable 'x'.

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

Add '-18' to each side of the equation.
18 + -18 + -1x = 172 + -18

Combine like terms: 18 + -18 = 0
0 + -1x = 172 + -18
-1x = 172 + -18

Combine like terms: 172 + -18 = 154
-1x = 154

Divide each side by '-1'.
x = -154

Simplifying
x = -154

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