If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( x )
x = 0
x = 0
x = 0
x in (-oo:0) U (0:+oo)
(6^4)/x = 66 // - 66
(6^4)/x-66 = 0
1296*x^-1 = 66 // : 1296
x^-1 = 11/216
-1 < 0
1/(x^1) = 11/216 // * x^1
1 = 11/216*x^1 // : 11/216
216/11 = x^1
x = 216/11
x = 216/11
| -2(3j+10)= | | 12x-4=-22-6x | | 4t(3t-2)=3-8t | | -4b+1=10 | | 2*(x-4)+7=25 | | Y+6x=3(y+4x) | | -14x=350 | | 5u^2+3+8w=0 | | x/7=24/84 | | 6x^2=3x^2-2.8 | | 15y=z(7y-6) | | 2x^2+2x=-14 | | 12x-48=-15-30 | | 32+5yi=16x-40 | | x^2-28= | | 3.29/9.25= | | 7(3n-4)=(4n+2)+3 | | (4w+3)(6-w)=0 | | 20z^2+24z-9=0 | | y=15-2z | | x^10/x= | | -4v-wv+8w^2+32w=0 | | x^(-1/5)=-1/2 | | 75(x-8)=12 | | x^1/4=4 | | a+c-5=0 | | -2x(x+4)-2=y | | -2x-2=x+4 | | 3b+c-6=0 | | 7x=7y-1 | | -3a^2-54a-81=0 | | 4(6n+2)-7n=3(n-8) |