If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Z in (-oo:+oo)
(Z-5)/2 = 3.5 // - 3.5
(Z-5)/2-3.5 = 0
(Z-5)/2+(-3.5*2)/2 = 0
Z-3.5*2-5 = 0
Z-12 = 0
(Z-12)/2 = 0
(Z-12)/2 = 0 // * 2
Z-12 = 0
Z-12 = 0 // + 12
Z = 12
Z = 12
| 4q+3=0 | | 4+5Inx=7 | | 5r=45/20=2r-24/2 | | 3x-3=3(x-1) | | x^5(x^5+1)= | | X^3+-13x^2+36=0 | | 2(4-(9-42))= | | 5(x-4)^2/3=125 | | X⁻⁵/x⁻⁴ | | -10x+64=174 | | -48-6x=-120 | | -16-5x=64 | | 56-6x=-16 | | -22-7x=-106 | | -6-4=4 | | -3x+11=-25 | | 2p^4/3=162 | | 28+5X=-62 | | 16+3x-x^2=6 | | -5x-37=-122 | | -96-12x=84 | | 5=w/22 | | x^2+3x+16=6 | | 68-6x=164 | | 6(3x+4)+3(2x+5)+5=24x+45 | | 17/5=x/7 | | m^2-2m-22=0 | | 3xy^2+2y-4y^2= | | m=3p+3q | | y^2-4y^2= | | 4=6/7(-3)+b | | -4x+4x=8 |