Solve for x
x=-5
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10-2x=20
Multiply both sides of the equation by 2.
-2x=20-10
Subtract 10 from both sides.
-2x=10
Subtract 10 from 20 to get 10.
x=\frac{10}{-2}
Divide both sides by -2.
x=-5
Divide 10 by -2 to get -5.
Examples
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Limits
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