Solve for x
x = \frac{3000}{7} = 428\frac{4}{7} \approx 428.571428571
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0.7x=300
Combine x and -0.3x to get 0.7x.
x=\frac{300}{0.7}
Divide both sides by 0.7.
x=\frac{3000}{7}
Expand \frac{300}{0.7} by multiplying both numerator and the denominator by 10.
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