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-(2*i) = 0
7-(2*i) = 0
7-(2*i) = 0
7-2*i = 0
7-2*i = 0 // - 7
-2*i = -7 // : -2
i = -7/(-2)
i = 7/2
i in (-oo:7/2) U (7/2:+oo)
(3*i)/(7-(2*i)) = 0
(3*i)/(7-2*i) = 0
3*i = 0 // : 3
i = 0
i = 0
| y=4-sqrt(3-x) | | 9-5y=20 | | 3x-22+2x-10+x+15=360 | | qd=40-10p/2 | | 4(x+2)=4(x+14) | | x/2=-42 | | 3g+5-g=2g+7 | | 12-4y=(2+9) | | 24=-6u | | 200+20w=300+5w | | 10x+20y=105 | | X+(x^2-8)=4 | | 550/35000 | | 18(x-2)=90 | | .5(x+4)=-1.5(x-1)+2 | | 2+5*2= | | -16=-6+5y | | 3t^3+22t+40=0 | | (5p^2-3)+(2p^3-3p^3)= | | 3x^2+22+40=0 | | -4=2u+2 | | 5x-13=57 | | 7.2*2.1= | | (2x-1)(x-4)=(x-4) | | A=P(1+(.05)(2)) | | 2+11=7x | | (x-24)+x+57=180 | | 1.3r-5=7.4 | | n+3=2n-4 | | (r-4s+5)+(5r+s)+(s-2)= | | 5w-5= | | 5-7m=0 |