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)
3/x+2/x-1 = 0
5*x^-1 = 1 // : 5
x^-1 = 1/5
-1 < 0
1/(x^1) = 1/5 // * x^1
1 = 1/5*x^1 // : 1/5
5 = x^1
x = 5
x = 5
| 2/2x+5+3/2x-5 | | 50+18x-5.50x=y | | 3/x+2/x-1 | | -3(x+2)=(x+6)+7 | | n-8/7=4 | | .40x-9=-7 | | 9+3x+7=2x-12 | | 4/6=n/48 | | 12x+5y=19 | | 9/6=n/18 | | (-3x+1)-4=3*(x-2) | | (-6x-4y)+(3y+7)= | | -4x+13-x=-12 | | 3=x/-8-1 | | 3x/x-2+1/x+2 | | 3/2(d+3)=-6 | | 3W+2W=35 | | 447x-67=10 | | r/n+t=4v | | 3W+2W= | | [6-1(3-1)]*2= | | 9/12=15/a | | 3x+5 = +9x+47 | | 2x+-8=6 | | 7x-9=4x-12 | | [4]*2= | | -7x-9x=96 | | -4(2x+3)+5x=0 | | 2(3+6x)=27+x | | 3.00+0.50x=23.5 | | -[30]x+3y=-[33] | | 180-x=2(90-x)+70 |