Solve for x
x = \frac{16}{3} = 5\frac{1}{3} \approx 5.333333333
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16=3x
Subtract 4 from 20 to get 16.
3x=16
Swap sides so that all variable terms are on the left hand side.
x=\frac{16}{3}
Divide both sides by 3.
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