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)
4-(6/X)-(4/X) = 5/12 // - 5/12
4-(6/X)-(4/X)-(5/12) = 0
4-6*X^-1-4*X^-1-5/12 = 0
-10*X^-1 = -43/12 // : -10
X^-1 = 43/120
-1 < 0
1/(X^1) = 43/120 // * X^1
1 = 43/120*X^1 // : 43/120
120/43 = X^1
X = 120/43
X = 120/43
| 2(3-2x)=-3(x+1) | | -4-(1-18)=x | | 3/2x-3=5 | | 9x-22=7(x-6) | | 0.8x-19=1.2x-21 | | 6(x+4)=ax+24 | | Y=0.5(-1y)-1 | | 4x-1.5=-11 | | 0=5x^4-42x^2+49 | | Y=1/2(-1y)-1 | | 12(w+11)=204 | | -1/3=1/5x-1/2 | | -30+-3j=21 | | 2x+6(1)=0 | | 8-4x-5-6x=5 | | 6+9m=87 | | 0=2x^4-7x^2-49 | | -5/3=1/5u-9/4 | | -5v+3(v+5)=27 | | (3/4)×(3/4)×(3/4) | | -2(p-57)=-76 | | 2(3r+4)-4(2r+5)-10r= | | -5(5y-10)-y=-2(y-3) | | 12/y=10-y | | 10x+10=3(3x+8) | | 2b(3b-2)(2b-1)=0 | | 2x×4=7x-6/7 | | 0=3x^4-14x^2-5 | | 7x-2x+7=x-8+15 | | 3xsomething=200 | | 3x+6=2(x-2) | | 9x+4(-9-3x)=42 |