y=3(2y+6)-9

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Solution for y=3(2y+6)-9 equation:


Simplifying
y = 3(2y + 6) + -9

Reorder the terms:
y = 3(6 + 2y) + -9
y = (6 * 3 + 2y * 3) + -9
y = (18 + 6y) + -9

Reorder the terms:
y = 18 + -9 + 6y

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

Solving
y = 9 + 6y

Solving for variable 'y'.

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

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

Combine like terms: y + -6y = -5y
-5y = 9 + 6y + -6y

Combine like terms: 6y + -6y = 0
-5y = 9 + 0
-5y = 9

Divide each side by '-5'.
y = -1.8

Simplifying
y = -1.8

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