Solve for y
y=-7
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9-3y+1=31
Use the distributive property to multiply 3 by 3-y.
10-3y=31
Add 9 and 1 to get 10.
-3y=31-10
Subtract 10 from both sides.
-3y=21
Subtract 10 from 31 to get 21.
y=\frac{21}{-3}
Divide both sides by -3.
y=-7
Divide 21 by -3 to get -7.
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