Solve for x
x=3
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\frac{2.1}{0.7}=x
Divide both sides by 0.7.
\frac{21}{7}=x
Expand \frac{2.1}{0.7} by multiplying both numerator and the denominator by 10.
3=x
Divide 21 by 7 to get 3.
x=3
Swap sides so that all variable terms are on the left hand side.
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