9y+15=-6y

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Solution for 9y+15=-6y equation:


Simplifying
9y + 15 = -6y

Reorder the terms:
15 + 9y = -6y

Solving
15 + 9y = -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.
15 + 9y + 6y = -6y + 6y

Combine like terms: 9y + 6y = 15y
15 + 15y = -6y + 6y

Combine like terms: -6y + 6y = 0
15 + 15y = 0

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

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

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

Divide each side by '15'.
y = -1

Simplifying
y = -1

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