Solve for y
y=-14
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y=\frac{3\times 4y}{3}-21+63
Express 3\times \frac{4y}{3} as a single fraction.
y=4y-21+63
Cancel out 3 and 3.
y=4y+42
Add -21 and 63 to get 42.
y-4y=42
Subtract 4y from both sides.
-3y=42
Combine y and -4y to get -3y.
y=\frac{42}{-3}
Divide both sides by -3.
y=-14
Divide 42 by -3 to get -14.
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