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)
2/x = 14/63 // - 14/63
2/x-(14/63) = 0
2/x-2/9 = 0
2*x^-1 = 2/9 // : 2
x^-1 = 1/9
-1 < 0
1/(x^1) = 1/9 // * x^1
1 = 1/9*x^1 // : 1/9
9 = x^1
x = 9
x = 9
| N+4.5=22 | | 80=8x-16 | | 1.1x-1.7=-1.7 | | -2(-11f+17)=16f+20 | | 2/3/n=4/9 | | -4-(-9)+(-11x)=4x-19-2x | | 2+m=9(-m-12) | | 7x-3x=72 | | 1.6x-0.4=12.4 | | 11/x=9/27 | | Log(4x+12)=5 | | 119474-80718(100)/40 | | 3y-13y=-1 | | 11-17q-20q=-5(11q+19)-20 | | 119474-80718/400(100) | | X/25=6/10 | | 6y+6=-12 | | y=(4.66)x | | y=(4.66x) | | 17.2t=17.9t+2.52 | | 4h-3.57=-10.4h+13.9h-12.37 | | 10-1/2v=14 | | (X+39)+(x-24)=9 | | -(15-6y)+4y=5 | | -2.6y+19.9y+10.48=15.5y-13.46 | | w=15/4 | | 1/2-1-4 | | Equation(2y-7)(y+2)=0 | | -3(9a+6)=26-2a | | (3x^2)/(5y^4)^-4 | | 7(x-3)=4.2 | | (y+30)*(y+150)=0 |