-y=9-3x

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Solution for -y=9-3x equation:


Simplifying
-1y = 9 + -3x

Solving
-1y = 9 + -3x

Solving for variable 'y'.

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

Divide each side by '-1'.
y = -9 + 3x

Simplifying
y = -9 + 3x

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