If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( i )
7*i+3 = 0
7*i+3 = 0
7*i+3 = 0
7*i+3 = 0 // - 3
7*i = -3 // : 7
i = -3/7
i in (-oo:-3/7) U (-3/7:+oo)
(10-(6*i))/(7*i+3) = 0
(10-6*i)/(7*i+3) = 0
10-6*i = 0 // - 10
-6*i = -10 // : -6
i = -10/(-6)
i = 5/3
i = 5/3
| 5/9a+4/9a+5/9 | | 5/9a+4/9+5/9 | | 5x+12=4x+28 | | y=y+5/2 | | 2x+y+6=4x+1 | | (5x+2)(16-8x)=0 | | 3+1/(x-2)^2 | | Y=-2/-3x+1 | | 4-(4/2)+(5*2)= | | x^6/7 | | f(0)=-1.11(0)+23.57 | | 1/5(2x+3)=1/4(1-x) | | 10/11/4/5 | | 4/5+2/3+1/2= | | (y^(-1)-(y+8)^(-1))/8 | | 5x+1=5(x-7) | | h=-16t^2+300 | | 3y-4(6-y)=15-6y | | 4/5+2/3-1/2= | | -7v-23=-9(v+3) | | 5x+1=5x-7 | | 4(y-1)-(y+2)=5y | | 3y-5/3+23/6=6y+3/6 | | -14=-2+4v | | 2/3*9/8 | | f(6)=-1.11(6)+23.57 | | 8z+7z=-5z-5+3z | | 7/3*11/5 | | 3/2*5/6 | | 21x=9x+144 | | 8/9*54 | | f(6)=-1.11t+23.57 |