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)
40/12 = 23/x // - 23/x
40/12-(23/x) = 0
40/12-23*x^-1 = 0
-23*x^-1 = -10/3 // : -23
x^-1 = 10/69
-1 < 0
1/(x^1) = 10/69 // * x^1
1 = 10/69*x^1 // : 10/69
69/10 = x^1
x = 69/10
x = 69/10
| 0.08(y-2)+0.02y=0.14y-0.01(10) | | 650*12/4 | | y/3+2x=7x | | -8=-6+3y | | 3y+7-5y=13 | | 40/16=27/x | | -25x^3-4x= | | A+B+B+B+80+90-100=0 | | -6.6=2.3z-(-2.7z+0.6) | | (20/49)(-7/10) | | x+(4*x/100)=1200 | | X+(X-2)*20=4 | | 35w-4w=-1-4/5 | | 1111+222.02= | | -4+r=r-2 | | x+(x*4/100)=1200 | | 5y-x=15 | | 6/x=2/28 | | 6/x=3/24 | | (-7z+9)+6=5 | | x+29/-9=-6 | | 3/x=6/24 | | h+r=p | | 6/x=24/3 | | 4/5y-8=-4 | | x/25=48/4 | | 9m+1=6m-8 | | (6y-7)/2+8/4=(12y+9)/4 | | 1/49=7x | | 12/4=n/6 | | 7(x-2)=9x+25-2x | | 75/25=n/7 |