Solve for x
x=-20.1
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\frac{360}{2}=200.1+x
Divide both sides by 2.
180=200.1+x
Divide 360 by 2 to get 180.
200.1+x=180
Swap sides so that all variable terms are on the left hand side.
x=180-200.1
Subtract 200.1 from both sides.
x=-20.1
Subtract 200.1 from 180 to get -20.1.
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