Solve for x
x=48
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36-\frac{1}{3}x=20
Multiply 4 and 9 to get 36.
-\frac{1}{3}x=20-36
Subtract 36 from both sides.
-\frac{1}{3}x=-16
Subtract 36 from 20 to get -16.
x=-16\left(-3\right)
Multiply both sides by -3, the reciprocal of -\frac{1}{3}.
x=48
Multiply -16 and -3 to get 48.
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