91Ó°ÊÓ

In the following exercises, solve the equation:

$\sqrt{r-4}-r=-10$

In the following exercises, simplify.

$\sqrt{r^{25}}$

In the following exercises, solve the equation:

$\sqrt{s-9}-s=-9$

In the following exercises, solve the equation:

$2\sqrt{2x-7}-4=8$

In the following exercises, solve the equation:

$\sqrt{2-x}=\sqrt{2x-7}$

In the following exercises, solve the equation:

$\sqrt{a}+3=\sqrt{a+9}$

In the following exercises, solve the equation:

$\sqrt{r}+3=\sqrt{r+4}$

In the following exercises, solve the equation:

$\sqrt{u}+2=\sqrt{u+5}$

In the following exercises, solve the equation:

$\sqrt{n+11}-1=\sqrt{n+4}$

In the following exercises, solve the equation:

$\sqrt{y+5}+1=\sqrt{2y+3}$