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)
9/x = 117 // - 117
9/x-117 = 0
9*x^-1 = 117 // : 9
x^-1 = 13
-1 < 0
1/(x^1) = 13 // * x^1
1 = 13*x^1 // : 13
1/13 = x^1
x = 1/13
x = 1/13
| 49zsquared=1 | | -12=V-16 | | 3(3+h)=2(h+5) | | 3-2m+6+7m= | | 1/3z=20 | | 3(2y+4)=-2+4(y+7) | | 2x-6=2.5x+7.5 | | -4(m-5)-8m=92 | | 2q^(1/3)=2 | | -12(1+8r)+7=-10(1-11r)+5 | | 3(3h)=2(h+5) | | 12x+17=x^2 | | -22=2(6x-1)+4 | | 2q^1/3=2 | | 3p-6p=15 | | 3(-12x-5)=-11x-10(1+3x) | | 12+24=5x-28+3x | | 2=-9-n | | (4x-10)+(10x-15)+(3x+5)+90=360 | | 80-4y=4y | | 3(4-2x)-5(3-3x)= | | p-18/-2 | | =-0.7x-9 | | 4t-4n=8 | | 21(X-11)-10=15x-115 | | -1=13v | | 8x-30=9x+1 | | (6i)/(1-10i) | | 15=0./ | | 0=16x^2-72x-144 | | X+x+(3x+45)=180 | | 2n-9=(r+6) |