Solve for y
y=-3
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-4y-9-5y=18
Subtract 5y from both sides.
-9y-9=18
Combine -4y and -5y to get -9y.
-9y=18+9
Add 9 to both sides.
-9y=27
Add 18 and 9 to get 27.
y=\frac{27}{-9}
Divide both sides by -9.
y=-3
Divide 27 by -9 to get -3.
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