Solve for y
y=\frac{4}{5}=0.8
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16+5y=20
Multiply 4 and 4 to get 16.
5y=20-16
Subtract 16 from both sides.
5y=4
Subtract 16 from 20 to get 4.
y=\frac{4}{5}
Divide both sides by 5.
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