If it's not what You are looking for type in the equation solver your own equation and let us solve it.
b in (-oo:+oo)
(1/4)*b = 9 // - 9
(1/4)*b-9 = 0
1/4*b-9 = 0 // + 9
1/4*b = 9 // : 1/4
b = 9/1/4
b = 36
b = 36
| 20=-16t^2+35t | | (x-5)/2+5/2=-(x/5) | | 6(x+1)=3(4x-3) | | -34=-7+n | | 25x^2-5X-42= | | 1/3d=14 | | 9=8x-23 | | 3(x+6)-12=3x-6 | | (2W+7)(3+W)=0 | | 2/5+1/x=1/2 | | 1/3z=9 | | x^2+0.579x=-0.0561 | | 0.3x+0.5(10)=0.1(x+40) | | 1/5+w=71/3 | | x=39 | | x-3/16=1/2 | | 1/6r=12 | | 5/2+6y=11y-1/2 | | (x+5)/4=x/2+17/20 | | 3=-5w-9 | | 5(r-3)=4r-4 | | 5(r-3)=4r+4 | | -2x/5=-8 | | 4y-9+y+56=7y+50-5y | | n-78=108 | | 102/3n=83/4 | | x^2/49y^2 | | 4x^2+4y^2=128 | | x*(x+1)=168 | | cos(4x)-cos(6x)=0 | | 5y=-8x+1 | | 3x-5x=-7/6 |