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 = 6/10 // - 6/10
2/x-(6/10) = 0
2/x-3/5 = 0
2*x^-1 = 3/5 // : 2
x^-1 = 3/10
-1 < 0
1/(x^1) = 3/10 // * x^1
1 = 3/10*x^1 // : 3/10
10/3 = x^1
x = 10/3
x = 10/3
| R+4.1=-0.8 | | 0.5x+3x=100 | | 5x+8y=590 | | 3x+5=86 | | 50000+1.40x=14x | | 2=5+f | | 2x+2y+5z=6 | | 3(x+6)-1(x-4)=2(x+5)-1 | | 26=f+34 | | y+(2(-3+-1y)+1)=5y+(6(-3+-1y)+13) | | x+8=10-x | | 0=-1.5t(t-4) | | y+(2x+1)=5y+(6x+13) | | H=-1.5(0)(0-4) | | -(2x+7)+10=5x+3-7x | | 1600+.03x=.08x | | x+7=13-x | | (2*21)-18.3= | | -(3x+8)+17=2x+9-5x | | a-1.5=19.5 | | xy+x=9 | | (2a+56)=(6a-4) | | (2a-56)=(6a-4) | | x*4/3=7/2 | | (x+4)=(2x-6) | | 0.07(40)=28 | | 5-2i/3-2i | | p^2y=-2px+y | | y^4-4y^3+8y^2-8y+4=0 | | 3ln(x+9)-5lnx=0 | | ((9x+6y)(10x+30y))= | | 2.2(7-x)=-0.5(9-x) |