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)
9 = x/(-9) // - x/(-9)
9-(x/(-9)) = 0
1/9*x+9 = 0 // - 9
1/9*x = -9 // : 1/9
x = -9/1/9
x = -81
x = -81
| -2(63-a)=3(a-88)+29 | | 11-2x=-15 | | 4(2x+10)=30 | | 9-4x=y | | 3x+12=200 | | 12-3(4x-4)=-6 | | 13x+29=12x+18 | | (4x+1)(x-2)= | | 2/4x+7=4/5x | | z=4-2x | | 3-11xn=9+5n | | x^2-3*x-10=0 | | 8u-3+8u+14=-2u-4 | | (4)/(x-2)+3=(x+2)/(x-2) | | 10/x=6/2 | | 3x-12=200 | | 3/2t+2=42/3 | | 4/5v=20 | | 4-2x=z | | 6v-12-4=24v-18-8v | | 10/7x=100 | | (17-2x)(12-2x)(x)=0 | | 6+8i/9i= | | 2w^2+5w=250 | | 8(11x+18)=21(3+9x) | | 30f=22f+80 | | p-22=5(20-5) | | (2/x^4)-(5/x^2)+2=0 | | p-22=5(18-5) | | 2x-4=20+4x | | 2/x^4-5/x^2+2=0 | | 8r-2r=-8+8r |