Solve for x
x = \frac{350}{13} = 26\frac{12}{13} \approx 26.923076923
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0.7x-0.05x=17.5
Combine x and -0.3x to get 0.7x.
0.65x=17.5
Combine 0.7x and -0.05x to get 0.65x.
x=\frac{17.5}{0.65}
Divide both sides by 0.65.
x=\frac{1750}{65}
Expand \frac{17.5}{0.65} by multiplying both numerator and the denominator by 100.
x=\frac{350}{13}
Reduce the fraction \frac{1750}{65} to lowest terms by extracting and canceling out 5.
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