27+9y-3y=9

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Solution for 27+9y-3y=9 equation: 


Simplifying
27 + 9y + -3y = 9

Combine like terms: 9y + -3y = 6y
27 + 6y = 9

Solving
27 + 6y = 9

Solving for variable 'y'.

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

Add '-27' to each side of the equation.
27 + -27 + 6y = 9 + -27

Combine like terms: 27 + -27 = 0
0 + 6y = 9 + -27
6y = 9 + -27

Combine like terms: 9 + -27 = -18
6y = -18

Divide each side by '6'.
y = -3

Simplifying
y = -3

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