Solve for x
x=0.7
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3x=5-2.9
Subtract 2.9 from both sides.
3x=2.1
Subtract 2.9 from 5 to get 2.1.
x=\frac{2.1}{3}
Divide both sides by 3.
x=\frac{21}{30}
Expand \frac{2.1}{3} by multiplying both numerator and the denominator by 10.
x=\frac{7}{10}
Reduce the fraction \frac{21}{30} to lowest terms by extracting and canceling out 3.
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