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 = 0
x = 0
x in (0:+oo)
2*x^(-1/2)*x^2 = 0
2*x^(3/2) = 0 // : 2
x^(3/2) = 0
x = 0
x in { 0}
x belongs to the empty set
| 158-3x=218 | | 2+14t-4.9t^2=0 | | 12x-236=3x-11 | | 2(3u+4)= | | 158-3x=219 | | 158-3x=220 | | 158-3x=216 | | 9x+14=216 | | 20k+80=30k+90 | | x−2/7=5 | | 2+20=40 | | -13=-7+2y | | 39=4y-13 | | 3.4=-9.4+4v | | 2(3x+1)=8-4x | | -2+3w=-17 | | 5v-15=50 | | 3u-15=12 | | 1/4xy=-2/7 | | 2(3x+1)=14-4x | | -10+6n=-8 | | 2(3x+1)=12-4x | | 38.64+0.3x=60 | | 8r+3=25 | | 5(a-3)=-20 | | 60=5v-19 | | 126/150=3/x | | 15x+14=15x-14 | | 38.64+0.3x=6 | | 126/150=x/3 | | 3/5x-14=37 | | 29.8-2v=4.2 |