Solve for x
x=24.4
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x=\frac{51.24}{2.1}
Divide both sides by 2.1.
x=\frac{5124}{210}
Expand \frac{51.24}{2.1} by multiplying both numerator and the denominator by 100.
x=\frac{122}{5}
Reduce the fraction \frac{5124}{210} to lowest terms by extracting and canceling out 42.
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