make x subject of formulae
R= $\sqrt \frac{ax-p}{q+bx}$
(9x-6)²-9=0
7k+17=30
simplest form
(3x-2)(-5x+8)+6x-4=0
"12/9*23^5*(23+90)
(1+2/i)(3+4/i)(5+i)-1
u/3-13=-2
u=
|2x/3+8|=10
20% OF 4000
2x/3+8=10
