Solve for x
x=4
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300x+2000-200x=2400
Use the distributive property to multiply 200 by 10-x.
100x+2000=2400
Combine 300x and -200x to get 100x.
100x=2400-2000
Subtract 2000 from both sides.
100x=400
Subtract 2000 from 2400 to get 400.
x=\frac{400}{100}
Divide both sides by 100.
x=4
Divide 400 by 100 to get 4.
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