Solve for x
x=3
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20=50-10x
Multiply 2 and 10 to get 20.
50-10x=20
Swap sides so that all variable terms are on the left hand side.
-10x=20-50
Subtract 50 from both sides.
-10x=-30
Subtract 50 from 20 to get -30.
x=\frac{-30}{-10}
Divide both sides by -10.
x=3
Divide -30 by -10 to get 3.
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