X-80=57

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Solution for X-80=57 equation: 


Simplifying
X + -80 = 57

Reorder the terms:
-80 + X = 57

Solving
-80 + X = 57

Solving for variable 'X'.

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

Add '80' to each side of the equation.
-80 + 80 + X = 57 + 80

Combine like terms: -80 + 80 = 0
0 + X = 57 + 80
X = 57 + 80

Combine like terms: 57 + 80 = 137
X = 137

Simplifying
X = 137

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