Solve for x
x=-3
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-\frac{1}{3}x-3x=10
Subtract 3x from both sides.
-\frac{10}{3}x=10
Combine -\frac{1}{3}x and -3x to get -\frac{10}{3}x.
x=10\left(-\frac{3}{10}\right)
Multiply both sides by -\frac{3}{10}, the reciprocal of -\frac{10}{3}.
x=-3
Cancel out 10 and 10.
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