If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( v )
v = 0
v = 0
v = 0
v in (-oo:0) U (0:+oo)
5/9 = 4/v // - 4/v
5/9-(4/v) = 0
5/9-4*v^-1 = 0
-4*v^-1 = -5/9 // : -4
v^-1 = 5/36
-1 < 0
1/(v^1) = 5/36 // * v^1
1 = 5/36*v^1 // : 5/36
36/5 = v^1
v = 36/5
v = 36/5
| x-10+x+2=90 | | -3x^2-8x+7=0 | | 4x-2+2(x-1)=3(3x+3)+5 | | 3a-6=5(a+1)+12a+4 | | (2x+3)(6+12)= | | -89-6x=2x+127 | | 50x^2=60x | | 12=3w-5 | | -24+4y=23 | | 3x-2y=5x | | 3(8/5y-17/5)-y=5 | | 5x+20*4x+10*2x=1505 | | s=-16t^2+900 | | 3(8/5-17/5)-y=5 | | -7=3(y+1)-8 | | -7t+4t+13=-11 | | 2/3m=-3/2 | | 0=4x-4x^3 | | 3x/2=-18 | | 10h=45 | | y+7=2x+3y | | 2.80x=6x | | x+(x*.0825)+(x*.0145)=1000 | | 18/x=-6 | | a=b-3 | | 4x(x+2x)=48 | | a=b-03 | | 5x=75/5 | | 6a-(29-9)+7= | | 4d-7d+18=-3 | | -29p=348 | | x/9*6=48 |