Question

Solve the proportion r/72= 3/9​

Answer 1

Answer:

$r=\frac{7}{3}$

Step-by-step explanation:

When given the equation

$\frac{r}{72} =\frac{3}{9}$

We must multiply each side by 72 in order to isolate r.

$r =\frac{3}{9}*\frac{7}{1} \\\\r=\frac{21}{9} \\\\r=\frac{7}{3}$