Solve for R
R=10
Assign R
R≔10
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R=\frac{1.8}{0.009\times 20}
Subtract 3.2 from 5 to get 1.8.
R=\frac{1.8}{0.18}
Multiply 0.009 and 20 to get 0.18.
R=\frac{180}{18}
Expand \frac{1.8}{0.18} by multiplying both numerator and the denominator by 100.
R=10
Divide 180 by 18 to get 10.
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