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)
10/y = -5 // + 5
10/y+5 = 0
10*y^-1 = -5 // : 10
y^-1 = -1/2
-1 < 0
1/(y^1) = -1/2 // * y^1
1 = -1/2*y^1 // : -1/2
-2 = y^1
y = -2
y = -2
| X^2x-63=0 | | 2x^3-5x=250 | | 6.4=j/4 | | -27/b=-3 | | 4p+12q=20r | | 12/z=6 | | m/3-5 | | 6i=19.8 | | 17x-144=198-7x | | 5x^2+5y^2-3x+10y-3=0 | | (200/3)/6 | | 2x+3(3x-7)=-109 | | 5t-1=3t+3 | | 10/h=2 | | X^4-12x^3-14x^2-300x-275=0 | | (9k-3)(2k+8)= | | G-25=50 | | (-a^2b/5ab^3)^3 | | 9x+13=25 | | -8x+5y=-28 | | 90=1.5X | | 6(2y-8)-(8y+6)= | | 12u=24+4u | | -8(6+7r)+5r=38-8r | | -2p^2+6000p=800000 | | 2x-9x-5=0 | | -1/2c-5=1/2 | | 70-10/3 | | X+(X*.09)+500=15000 | | -4-x=-(x+1)-5 | | 1/2c-5=1/2c | | 10+2Q=8 |