(9y-77)=112

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Solution for (9y-77)=112 equation: 


Simplifying
(9y + -77) = 112

Reorder the terms:
(-77 + 9y) = 112

Remove parenthesis around (-77 + 9y)
-77 + 9y = 112

Solving
-77 + 9y = 112

Solving for variable 'y'.

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

Add '77' to each side of the equation.
-77 + 77 + 9y = 112 + 77

Combine like terms: -77 + 77 = 0
0 + 9y = 112 + 77
9y = 112 + 77

Combine like terms: 112 + 77 = 189
9y = 189

Divide each side by '9'.
y = 21

Simplifying
y = 21

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