$y\ =\ -\frac{2}{3}x\ +\ 2$

$y\ =\ \frac{3}{2}x\ -\ 2$

$y\ =\ \frac{-2}{3}x\ -1$

$y\ =\ \frac{3}{2}x\ -9$

$y\ =\ \frac{2}{3}x\ -1$

 $y\ =\ \frac{-21}{16}x\ -\frac{21}{2}$  

 $y\ =\ \frac{21}{16}x\ +\frac{21}{2}$  

 $y\ =\ \frac{-16}{21}x\ -\frac{2}{21}$  

 $s=\frac{\sqrt{3}}{2}h$  

 $s=\frac{\sqrt{2}}{3}h$  

 $s=\frac{2}{\sqrt{3}}h$  

 $h\ =\ \frac{3v}{\pi\ r^2}$  

 $h\ =\ \frac{3v^2}{\pi\ r}$  

 $h\ =\ \frac{\pi\ r^2}{3v}$  

 $C\ =\ \frac{9}{5}F\ -\ 32$  

 $C\ =\ \frac{5}{9}F\ -\ \frac{160}{9}$  

 $C\ =\ -\frac{5}{9}F\ +\ \frac{160}{9}$  

 $r\ =\ \frac{S}{2\pi h}$  

 $r\ =\ S\ -\ 2\pi r$  

 $r\ =\ 2\pi Sh$  

 $h\ =\sqrt{\frac{V}{\pi r}}$  

 $h\ =\ \frac{V}{\pi r^2}$  

 $h\ =\ V\ -\ \pi r^2$  

 $r\ =\ \frac{v}{\pi h}$  

 $r\ =\ \sqrt{\frac{V}{\pi h}}$  

 $r\ =\ \frac{V}{\pi h^2}$