If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x in (-oo:+oo)
-5/2 = x-(1/2) // - x-(1/2)
1/2-x-5/2 = 0
-x-2 = 0 // + 2
-x = 2 // * -1
x = -2
x = -2
| x-2/5=-37/5 | | x-1/7=-8/7 | | 10+x=74/7 | | 6+x=67/12 | | -1/4x=-2 | | 1+x=17/11 | | 7x=7/3 | | x+10=55/6 | | 29/4=x+1/4 | | x/-3=-3/4 | | x+2/5=27/55 | | 25/22=x+1/2 | | -5/12=x+1/3 | | 4/5x=2/5 | | 1/4=x+1/2 | | x-3=-11/5 | | -9+x=-25/3 | | x+8/9=14/9 | | x+5=43/9 | | x+4=41/10 | | -31/3=x+2/3 | | x+3/4=43/4 | | 2/9+x=56/9 | | 9/7=x+2/7 | | x-1=-5/11 | | -11/3=x-4 | | x+1/2=21/22 | | 10/3=x-2/3 | | x+6=61/9 | | 49/8=x+7 | | -2/3x=-8/21 | | 4/5x=4/5 |