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 = 48/60 // - 48/60
2/x-(48/60) = 0
2/x-4/5 = 0
2*x^-1 = 4/5 // : 2
x^-1 = 2/5
-1 < 0
1/(x^1) = 2/5 // * x^1
1 = 2/5*x^1 // : 2/5
5/2 = x^1
x = 5/2
x = 5/2
| y+(4x-2)+30=180 | | 2v+13=43 | | 2.5/.5 | | 6x+8+3x-2=90 | | 65=3x+8 | | 0=(50/x^3)-(5/x^2) | | .1x=25(.05x)+200 | | 6n=3n+32 | | 10x+7-4ax=4ax+3a | | 10y=36+y | | 8x=72+4y | | 3x=22-y | | .1x=25+.05 | | 2x^2=(-5)x-(-12) | | 2x=10+4y | | 60=(x+2) | | 4(q-6)+6=3(q+10)-q | | ln*14=x | | 1/2x4x-5/7 | | 1/2=k-6 | | 6x+y-4=11x+2 | | 3x/4=-3(x-5) | | (2x+5)(x-4)=6 | | .1312=x+(x-.068)(1.5)(.65) | | 3(x-5)+2(6-4x)=2x+9 | | -9y^4(9y^2+3y-7)= | | r^2-2r=90 | | 9x^7-9x^5=0 | | 42-g=28 | | 6v^3-33v^2+45v=0 | | 2y-30=42 | | 9=x/873.36-2.14 |