Solve for x
x=75
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500+3x-7x=200
Subtract 7x from both sides.
500-4x=200
Combine 3x and -7x to get -4x.
-4x=200-500
Subtract 500 from both sides.
-4x=-300
Subtract 500 from 200 to get -300.
x=\frac{-300}{-4}
Divide both sides by -4.
x=75
Divide -300 by -4 to get 75.
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