81-2y=5

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Solution for 81-2y=5 equation: 


Simplifying
81 + -2y = 5

Solving
81 + -2y = 5

Solving for variable 'y'.

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

Add '-81' to each side of the equation.
81 + -81 + -2y = 5 + -81

Combine like terms: 81 + -81 = 0
0 + -2y = 5 + -81
-2y = 5 + -81

Combine like terms: 5 + -81 = -76
-2y = -76

Divide each side by '-2'.
y = 38

Simplifying
y = 38

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