Solve for x
x=21
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63-3x=0
Add 44 and 19 to get 63.
-3x=-63
Subtract 63 from both sides. Anything subtracted from zero gives its negation.
x=\frac{-63}{-3}
Divide both sides by -3.
x=21
Divide -63 by -3 to get 21.
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