12y-9=99

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Solution for 12y-9=99 equation: 


Simplifying
12y + -9 = 99

Reorder the terms:
-9 + 12y = 99

Solving
-9 + 12y = 99

Solving for variable 'y'.

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

Add '9' to each side of the equation.
-9 + 9 + 12y = 99 + 9

Combine like terms: -9 + 9 = 0
0 + 12y = 99 + 9
12y = 99 + 9

Combine like terms: 99 + 9 = 108
12y = 108

Divide each side by '12'.
y = 9

Simplifying
y = 9

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