78-2y=

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Solution for 78-2y= equation: 


Simplifying
78 + -2y = 0

Solving
78 + -2y = 0

Solving for variable 'y'.

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

Add '-78' to each side of the equation.
78 + -78 + -2y = 0 + -78

Combine like terms: 78 + -78 = 0
0 + -2y = 0 + -78
-2y = 0 + -78

Combine like terms: 0 + -78 = -78
-2y = -78

Divide each side by '-2'.
y = 39

Simplifying
y = 39

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