-3y-9=0

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Solution for -3y-9=0 equation: 


Simplifying
-3y + -9 = 0

Reorder the terms:
-9 + -3y = 0

Solving
-9 + -3y = 0

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 = 0 + 9

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

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

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

Simplifying
y = -3

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