If it's not what You are looking for type in the equation solver your own equation and let us solve it.
i in (-oo:+oo)
9/2-i = 0
9/2-i = 0 // - 9/2
-i = -9/2 // * -1
i = 9/2
i = 9/2
| -7x^2-9c=-1 | | 2x-6x=6-8 | | 4(3x+1)=2(5x-2) | | logx(7x^2-10x)=3 | | 1/4x+2=9 | | 2/3x+1/6=-21/2 | | 28=4(x-2)+2x | | 4b^3-36b=0 | | 3x^2y-x^2y= | | 4x+3(x-2)=155 | | (5x-2)*2=10 | | 6x-5=9x-4x | | 6-2x=-4 | | 2x+1=4x+8 | | -x+3+2x=6-7 | | 2x+1=4(2x+4)-(4x+8) | | b=a-10 | | 16/7=8x | | 6v/5=24 | | -6u-24=-4(u+8) | | 4(3x-3)+2=62 | | 2*1/5 | | 2x+4(5-x)=72 | | y/8=3 | | (3a^6b^-3/5a^-9b^3)^2 | | 5x+2-2x=-10 | | -2x+6x+56=0 | | 3x-16=9-2x | | -2/4*4+3 | | (-3+m)/9=10 | | 2x^2-38x+5=0 | | y+3=5(x+6) |