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)
(1-(2*x))/2 = 0.12 // - 0.12
(1-(2*x))/2-0.12 = 0
(1-2*x)/2-0.12 = 0
(1-2*x)/2+(-0.12*2)/2 = 0
1-2*x-0.12*2 = 0
0.76-2*x = 0
(0.76-2*x)/2 = 0
(0.76-2*x)/2 = 0 // * 2
0.76-2*x = 0
0.76-2*x = 0 // - 0.76
-2*x = -0.76 // : -2
x = -0.76/(-2)
x = 0.38
x = 0.38
| 5+8y+3y=2 | | 6a=3a+9 | | 5a+25=50 | | 7b+2=16 | | -12x-4x=8-9x | | 2*(4x-5)=0 | | h+50=25 | | 7x^2-4x+x^2-3= | | X+2/3=x+4 | | 69-6x=0x+21 | | 5y-8+y+52=7y+50-4y | | 6a+2c=3.60 | | y=(3x+2)(4x-7) | | 5x-3/3=4 | | -10x*2+2y=-20 | | 2c+6a=3.60 | | 9t1/2(10-8t)=-3t+6 | | 14-2x=1+3x | | 8x-(4x-11)=39 | | 63+30=93 | | -10*10+2y=-20 | | -x+10=2x | | y/4-1=2y/3 | | 5x/2=15 | | 3x+21=11x+59 | | 7+6(x-2)=10x-4(x+4) | | 2x/3 | | 6x-y=-18 | | 13/5x-21/2=7/10 | | 0.6(2t+0.7)=4.02 | | 11-4/6x | | c+5/4=6 |