12y-9y-9=38.22

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Solution for 12y-9y-9=38.22 equation:


Simplifying
12y + -9y + -9 = 38.22

Reorder the terms:
-9 + 12y + -9y = 38.22

Combine like terms: 12y + -9y = 3y
-9 + 3y = 38.22

Solving
-9 + 3y = 38.22

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 + 3y = 38.22 + 9

Combine like terms: -9 + 9 = 0
0 + 3y = 38.22 + 9
3y = 38.22 + 9

Combine like terms: 38.22 + 9 = 47.22
3y = 47.22

Divide each side by '3'.
y = 15.74

Simplifying
y = 15.74

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