Solve for y
y=9
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-3y-18+5y=0
Add 5y to both sides.
2y-18=0
Combine -3y and 5y to get 2y.
2y=18
Add 18 to both sides. Anything plus zero gives itself.
y=\frac{18}{2}
Divide both sides by 2.
y=9
Divide 18 by 2 to get 9.
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Limits
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