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) = 10 // - 10
-((1/2)*x)-10 = 0
(-1/2)*x-10 = 0
-1/2*x-10 = 0 // + 10
-1/2*x = 10 // : -1/2
x = 10/(-1/2)
x = -20
x = -20
| (1/2)x=-6 | | 2400/x=300-6x | | 4x+34=-4x-6(x+6) | | 1=-(1/3)x | | -7(1+9d)=-34 | | S(squared)-7s+14=2 | | 5.5(5-7x)=8-(4x+6) | | 42X-7Y=7x+14 | | (1/3)9×9×9= | | 7(x+8)=34 | | -13+7m=1+3(1+8m) | | 2(4w-1)=10(w-3)+4 | | 4x+5y-13=0 | | 2x+9+5x=36 | | 3w^2-.75w=.5 | | 5r-21=-3(7+4r) | | x+2y+.5z=50x+y+Z+100 | | -8b^2+8b-2=0 | | 80/x=2 | | x/9-2=5 | | x+2y+.5z=50 | | 0.71m-2-0.85=-13 | | 4(-2)squared+8(2)+3(-2)+6= | | -8+6b=-4+4(-2b-8) | | 10p^2+37p+30=0 | | 1-√(5x)/√(6x) | | 7b^2+55b+42=0 | | -5w-6=4w-3 | | 0.12d-4+0.36d-4=5 | | y=4.5-1x | | 1/y-1/x=1/42 | | x^10+31x^5-32=0 |