Solve for x
x=30
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0.03x=0.9
Multiply 0.3 and 3 to get 0.9.
x=\frac{0.9}{0.03}
Divide both sides by 0.03.
x=\frac{90}{3}
Expand \frac{0.9}{0.03} by multiplying both numerator and the denominator by 100.
x=30
Divide 90 by 3 to get 30.
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