Solve for y
y>2
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4y-3-9y<-13
Subtract 9y from both sides.
-5y-3<-13
Combine 4y and -9y to get -5y.
-5y<-13+3
Add 3 to both sides.
-5y<-10
Add -13 and 3 to get -10.
y>\frac{-10}{-5}
Divide both sides by -5. Since -5 is negative, the inequality direction is changed.
y>2
Divide -10 by -5 to get 2.
Examples
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Matrix
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Simultaneous equation
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Integration
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Limits
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