If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( l )
2-(5*l) = 0
2-(5*l) = 0
2-(5*l) = 0
2-5*l = 0
2-5*l = 0 // - 2
-5*l = -2 // : -5
l = -2/(-5)
l = 2/5
l in (-oo:2/5) U (2/5:+oo)
(l+1)/(2-(5*l)) = 0
(l+1)/(2-5*l) = 0
l+1 = 0 // - 1
l = -1
l = -1
| 5n+3m-n+5=26 | | 3(x+8)-3=21 | | 7(-3x)=5x+13 | | 8+2t=20 | | 5.83146=-24.987t | | 2/3r=10 | | x^6-7x^3-1=0 | | -5-5-5-5=x | | x+2.7=6 | | 19x-16=22 | | (-3d/10)-8d/15 | | 2.98x^2-13.41x-7.45=0 | | s/7-s/3 | | 8v=24+2v | | r/2=r+5/8 | | 1/5(a+2)=9 | | 3(x-2)+2=2(x-5) | | y=1.9+2(x+3.1) | | x=-1.5-2y | | 15=1+7n+7n | | y=1.2(-9)-4 | | M=3m-4 | | -4=-4-4a | | n/-4+5=16 | | 6-(x+5)/(7x-5)(x+4) | | 56a=7/4 | | 2.2x+5=1.2x-4 | | 6(X+30)-27=15 | | 87=-5(3x+8)+7 | | z+5/7=-33 | | 16=7x-1 | | 5-14= |