Solve for x
x=2
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28-13x-x=0
Subtract x from both sides.
28-14x=0
Combine -13x and -x to get -14x.
-14x=-28
Subtract 28 from both sides. Anything subtracted from zero gives its negation.
x=\frac{-28}{-14}
Divide both sides by -14.
x=2
Divide -28 by -14 to get 2.
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