If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( y )
y = 0
y = 0
y = 0
y in (-oo:0) U (0:+oo)
2/y = (51/3)/8 // - (51/3)/8
2/y-((51/3)/8) = 0
2/y-17/8 = 0
2*y^-1 = 17/8 // : 2
y^-1 = 17/16
-1 < 0
1/(y^1) = 17/16 // * y^1
1 = 17/16*y^1 // : 17/16
16/17 = y^1
y = 16/17
y = 16/17
| -18x+24y=72 | | 7x+10y=3 | | 5.4x-4=4.4x | | 15(x-4)=4(x+6) | | 1/5-x+1/8=x/5 | | (9-7i)-(10-6i)=0 | | 9x+12=-51 | | 6(3x-5)+2(3x-5)-8(3x-5)=y | | (3x-15)*4=(4+3x)*3 | | 6c+2a=2.80 | | 3+2x=-7-3x | | 1/8-x/9=8x-9/9 | | 2+x=2x-6 | | 7(x-4)=3x-10 | | 3x=1.2x+8.4 | | x^6+4x^4+6x^2+9=0 | | -2m+7=11 | | .05x-3=.4(x-4) | | y-2=-2(x-6) | | X+2=.40 | | x-7.9=-3.9 | | 8y+16-10y+2=15y-45-48 | | .62-.05x=.35x-.1 | | y=3/4x+6 | | 7x-13=3(x-1) | | .62-.05=.35x-.1 | | 5(4+2x)-(8x-12)=38 | | 30*x=6 | | 25-(8-5x)=51-(7x+10) | | .7x+.4=.9x-.8 | | 2+x=3x-9 | | 4x+69=9x+13 |