-3y-15=0

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Solution for -3y-15=0 equation: 


Simplifying
-3y + -15 = 0

Reorder the terms:
-15 + -3y = 0

Solving
-15 + -3y = 0

Solving for variable 'y'.

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

Add '15' to each side of the equation.
-15 + 15 + -3y = 0 + 15

Combine like terms: -15 + 15 = 0
0 + -3y = 0 + 15
-3y = 0 + 15

Combine like terms: 0 + 15 = 15
-3y = 15

Divide each side by '-3'.
y = -5

Simplifying
y = -5

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