78-2x=180

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Solution for 78-2x=180 equation: 


Simplifying
78 + -2x = 180

Solving
78 + -2x = 180

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 + -2x = 180 + -78

Combine like terms: 78 + -78 = 0
0 + -2x = 180 + -78
-2x = 180 + -78

Combine like terms: 180 + -78 = 102
-2x = 102

Divide each side by '-2'.
x = -51

Simplifying
x = -51

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