Question: Divide.21r7-35r37r3r8-5r43r7-5r33r6-5r221r6-35r2

Divide.

$\frac{21\mathrm{r7}-35\mathrm{r3}}{\mathrm{7r}}$

$\mathrm{3r}8-5\mathrm{r4}$

$3\mathrm{r7}-5\mathrm{r3}$$\mathrm{}$

$3\mathrm{r6}-5\mathrm{r2}$$\mathrm{}$

$21\mathrm{r6}-35\mathrm{r2}$

Divide. 21r7 - 35r 7r 38-54 3r7-53 3r6-52 216-3512