y=-8y-9

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Solution for y=-8y-9 equation: 


Simplifying
y = -8y + -9

Reorder the terms:
y = -9 + -8y

Solving
y = -9 + -8y

Solving for variable 'y'.

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

Add '8y' to each side of the equation.
y + 8y = -9 + -8y + 8y

Combine like terms: y + 8y = 9y
9y = -9 + -8y + 8y

Combine like terms: -8y + 8y = 0
9y = -9 + 0
9y = -9

Divide each side by '9'.
y = -1

Simplifying
y = -1

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