If it's not what You are looking for type in the equation solver your own equation and let us solve it.
t in (-oo:+oo)
t/2 = -12 // + 12
t/2+12 = 0
1/2*t+12 = 0 // - 12
1/2*t = -12 // : 1/2
t = -12/1/2
t = -24
t = -24
| y=3x^2-bx+8 | | -2-5x=7-x | | 9=Lw | | 18-x=5x+26 | | m/4=2*2 | | 19v+3=83-v | | 81i^4=0 | | 0.17x+0.3(x-4)=0.01(7x-3) | | -3(x+7)=21 | | 5t=22.5 | | t+6.2=4 | | 3(3y+4)=-9 | | 5cos(25)=8sinx | | -84=4x-4 | | 0.17+0.3(x-4)=0.01(7x-3) | | 14-g=6 | | -2z=4(3z-7) | | 1-1/3X=2/5X | | 9x=7x+5 | | 6.25w=-43.75 | | 50t=45t(t+0.5) | | −1/6b=3 | | -36=-2x+6 | | 19-8.2x=19 | | 4ln(-2x)=4 | | 5(5x+1)=-70 | | 316=2p+114 | | 4.25z=-25.5 | | 2(3+2x)-5=5 | | 2[x-6]=4x-24 | | x^2-1.4x+0.44=0 | | 13.51+z=19.51 |