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)
14/4 = 63/x // - 63/x
14/4-(63/x) = 0
14/4-63*x^-1 = 0
-63*x^-1 = -7/2 // : -63
x^-1 = 1/18
-1 < 0
1/(x^1) = 1/18 // * x^1
1 = 1/18*x^1 // : 1/18
18 = x^1
x = 18
x = 18
| 12345678910=10 | | 5c-7c+9=32 | | 4(3x-7)=92 | | 16a+7=55 | | =6x+2(3x-9y+5)+(-9) | | -13/15x=3 | | 5x+8x-68=34 | | 3xy-y^2=25 | | 20/22=t/99 | | p/7=a/4 | | 7=98/v | | 11-2y=9 | | 10=a+(a-3) | | 2x+17=2x+18 | | (6t-3)(2t+3)=(9q+4)(7q-1) | | 2(y+5)=3y-15 | | -[5x-(2x+6)]=-5-[4(2x-4)-3x] | | 6x^5(6ln(x)+1)=0 | | -7(-1x+3)=42 | | 8-2x^2=-3x+2 | | 2(10+3x)=74 | | 5.5n+200=1500 | | 2w+40=3w+135 | | 7+7x=-3x+127 | | 5(2x+3)=3x(4x+1)-2(3x+2) | | 12c+3=-11 | | 7+2x=3x+0 | | 2x^2-12x+6=20 | | (Z^2+5)(2z^2-6z+5)=0 | | 4x+(-18)=8 | | ax=by-c | | 12p-1/4p1 |