140-x=121

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Solution for 140-x=121 equation:


Simplifying
140 + -1x = 121

Solving
140 + -1x = 121

Solving for variable 'x'.

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

Add '-140' to each side of the equation.
140 + -140 + -1x = 121 + -140

Combine like terms: 140 + -140 = 0
0 + -1x = 121 + -140
-1x = 121 + -140

Combine like terms: 121 + -140 = -19
-1x = -19

Divide each side by '-1'.
x = 19

Simplifying
x = 19

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