Solve for y
y=-\frac{1}{5}=-0.2
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3y-4-23y=0
Subtract 23y from both sides.
-20y-4=0
Combine 3y and -23y to get -20y.
-20y=4
Add 4 to both sides. Anything plus zero gives itself.
y=\frac{4}{-20}
Divide both sides by -20.
y=-\frac{1}{5}
Reduce the fraction \frac{4}{-20} to lowest terms by extracting and canceling out 4.
Examples
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