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)
40/y = 10 // - 10
40/y-10 = 0
40*y^-1 = 10 // : 40
y^-1 = 1/4
-1 < 0
1/(y^1) = 1/4 // * y^1
1 = 1/4*y^1 // : 1/4
4 = y^1
y = 4
y = 4
| 5h+3=3+5h | | 9x+2+6x+7=52 | | 3(n+5)6=3n+4 | | x+5forx=18 | | 5(8+m)+2(7+7m)=0 | | 2x+9forx=2 | | 4/5n=1 | | 6x+5x+8+3=38 | | x*.05=40 | | H/8-14=24 | | 40x^2+26x-30=0 | | -8=-2y+18 | | 3x18x5.5/y];y=0.3 | | 2m+7=6m-1 | | 4n=9m-8 | | 11x-18+40=180 | | 4x+=x+13 | | 80+x=135 | | 2(3n-5)+3n=2-n | | (7+3i)(3-7i)= | | 11x-18+40= | | -5+7t=43-y | | 10x-2x=-7 | | 11x-18+40=11x-18 | | (0.6)c-9c+6=(1.8)c+6-3 | | 40-.05=x | | 4(x-19)=12(x+1) | | 12.8/4 | | 5=3-6X-10 | | 3(2x-7)+4x=7(x+2) | | 9(8n+2)=-8(6n-8) | | 85*24m=685 |