78-x=122

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Solution for 78-x=122 equation:


Simplifying
78 + -1x = 122

Solving
78 + -1x = 122

Solving for variable 'x'.

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

Add '-78' to each side of the equation.
78 + -78 + -1x = 122 + -78

Combine like terms: 78 + -78 = 0
0 + -1x = 122 + -78
-1x = 122 + -78

Combine like terms: 122 + -78 = 44
-1x = 44

Divide each side by '-1'.
x = -44

Simplifying
x = -44

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