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)
-8 = x/2-4 // - x/2-4
4-(x/2)-8 = 0
-1/2*x-4 = 0 // + 4
-1/2*x = 4 // : -1/2
x = 4/(-1/2)
x = -8
x = -8
| -10(s+3)=-96 | | -5(2t+9)=-55 | | x^2+3cx+14=0 | | 5(t-1)=-5 | | 182=2x+y | | (Q-10)*3=6 | | 11x-40=6x-15 | | 8x-17=3x-2 | | C(x+10)(2x+5)=105 | | 54/48 | | X=4*2 | | x^4=a^4 | | 3/4x-2=6x-1 | | x/3=x-20 | | 208-(0.7*80)= | | 4000-1200/3m=0 | | 4000-1200/3m=2400 | | 182-x=2y | | 4000-1200/3m | | 182-2x=y | | x^2+2xy+y^2=9 | | 5(X+1)+5=17 | | 15b/5b | | 9y=33-24 | | R+6=-11 | | Y+7=-1.5(x+1) | | -2(-6v-3y+4)= | | 6x-12+2x=3+18x-15 | | 31=5-2x | | Y+4=1.5(x+7) | | 3x-20=2x-6 | | 7x+12=8x-14 |