Solve for x
x=25
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9x+100-x=300
Multiply both sides of the equation by 3.
8x+100=300
Combine 9x and -x to get 8x.
8x=300-100
Subtract 100 from both sides.
8x=200
Subtract 100 from 300 to get 200.
x=\frac{200}{8}
Divide both sides by 8.
x=25
Divide 200 by 8 to get 25.
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