12y-7y-9=60.90

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Solution for 12y-7y-9=60.90 equation: 


Simplifying
12y + -7y + -9 = 60.90

Reorder the terms:
-9 + 12y + -7y = 60.90

Combine like terms: 12y + -7y = 5y
-9 + 5y = 60.90

Solving
-9 + 5y = 60.90

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 + 5y = 60.90 + 9

Combine like terms: -9 + 9 = 0
0 + 5y = 60.90 + 9
5y = 60.90 + 9

Combine like terms: 60.90 + 9 = 69.9
5y = 69.9

Divide each side by '5'.
y = 13.98

Simplifying
y = 13.98

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