Solve for x
x=-4
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-20-6x=4
Subtract 21 from 1 to get -20.
-6x=4+20
Add 20 to both sides.
-6x=24
Add 4 and 20 to get 24.
x=\frac{24}{-6}
Divide both sides by -6.
x=-4
Divide 24 by -6 to get -4.
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