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/(-84) = 3 // - 3
x/(-84)-3 = 0
-1/84*x-3 = 0 // + 3
-1/84*x = 3 // : -1/84
x = 3/(-1/84)
x = -252
x = -252
| 2y=-8+4x | | 3c+6=9 | | 3x-x+2(x-4)=23+3x | | 11n-7=15 | | m^2x^2-3mx+2m+3=0 | | 3x-x+2(x-4)=23+x | | 3Q+6=30 | | 4x(5x-3)=28 | | 3x-2=-3(2-x) | | -14n-42=35 | | 4n+3=55 | | 144*3.14=r^2*9 | | 3x-2=-3(2/3-x) | | 53+14-14= | | -9g+(2g-6)= | | -3(x-7)=45 | | 4-y=6x | | 35r+r-12= | | 144pi=r^2*9 | | (64-x)=(76-2x) | | 4k+28=12 | | (64-2x)=(79-3x) | | (3x-5)(7+6x)-(7+x)= | | 2x+8=3+3x | | 17x+12=4(4x+3) | | 3(4s+3)=33 | | 2(x+3)-x-1=2 | | 3y-6y-10=13 | | 4(2x-10)=28 | | 6v^2+12v+89=8 | | 2x+8=3+x | | 3x+2y=-27 |