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)
x/2-2 = -12 // + 12
x/2-2+12 = 0
1/2*x+10 = 0 // - 10
1/2*x = -10 // : 1/2
x = -10/1/2
x = -20
x = -20
| 3x^5+30x^4+72x^3=0 | | (5x+2)20=6x+18 | | Y^2-36x=0 | | 5u^2-19u=4 | | 2x+4x-3=27 | | -8x+7=5+3x | | m=-(3/4);(11,-3) | | 88=5x+1x | | 2h^2-17=15 | | 2(3m-6+3m)=2m+2-4 | | 3x=4x-2x | | 9y^2+4y+6=0 | | 3t+16t-16=2+14t | | 6=w+5w | | h^2-12h+11=0 | | 20x+53=20 | | X^2+y^2-2x+y-3=0 | | 2m-6=40 | | 10u-7u=27 | | X+3y=4.20 | | 2(x^2)=8 | | 11y^2-24y+4=0 | | 3x/8/9x/24 | | 7-12n/4 | | x^4-2x^3-6x^2-2x+1=0 | | -2*X*X+4X=-1 | | 3x+10=16(x+7) | | X^2+8x+15=2x+7 | | 2x^2-11x+10= | | 8w^2+33w+4=0 | | (0.06)x+0.12(10)=0.08(x+10) | | 4+2(x+3x)=4-x(2-3)+2x |