If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( m )
m = 0
m = 0
m = 0
m in (-oo:0) U (0:+oo)
m/m-5-4 = 4/m-4 // - 4/m-4
m/m-(4/m)-5-4+4 = 0
m/m-4*m^-1-5-4+4 = 0
-4*m^-1 = 4 // : -4
m^-1 = -1
-1 < 0
1/(m^1) = -1 // * m^1
1 = -1*m^1 // : -1
-1 = m^1
m = -1
m = -1
| 6x+8=20c+36 | | -8w+34=5w-18 | | -30=n/-3 | | 23y/6-5y/2=-8 | | c^2=-45-14c | | 5(x-1)=3x+13 | | -6u-39=-9(u+7) | | 4(x-9)=7x-18 | | 8+b=a | | 15v^3+24v^2-40v-64=0 | | (x^3)-11=x-233 | | 3.5+y=10 | | p=96-4a | | -26=3(v+3)+4v | | 7(y-4)-4y=-13 | | m/m-2-3=2/m-2 | | 25/365 | | 13=4+b | | (x-2)+1=2 | | x-(210-x)=36 | | 5x/8-6=x | | 36=17+x | | 11y/2-5y/6=28 | | N^2-2n-21=-4 | | N^2-2n-17=0 | | 2*3(10)= | | 6(4x^2+7x-3)=0 | | 5b+2k=2.30 | | dy/dx=-y/x | | 3x^8-12x^4+1=0 | | 1/4(3•8)÷2•(-12) | | 29/2= |