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)
(-1/4)*x = 3 // - 3
(-1/4)*x-3 = 0
-1/4*x-3 = 0 // + 3
-1/4*x = 3 // : -1/4
x = 3/(-1/4)
x = -12
x = -12
| 13-8v=5v-5 | | 3x-2y+6-6x+5y-8= | | 11x+2=5x+2 | | 16-(-82)= | | 6y+5y+4x+2y-x= | | x+0.02=3.5 | | -4x-47=0 | | 2s+14-s=1 | | w-7=8 | | -57-12x=-19x+6 | | -11z+13=-12z | | 2+8n+4+n= | | 8x+5=13x-14 | | -16t^2+120t=200 | | -90-2x=-8x+6 | | 7(6x+8)=42x-6 | | 161=43-v | | -105-12v=-18v+9 | | 5-1/2r=0 | | 11/8=k/8 | | f-11=12 | | -4x-10=8x+26 | | 2y+17=3y+5 | | 2/3w=5/7 | | 3(3+2x)=51 | | q+9=-8-5q-1 | | 3x/5-0.5=19 | | q+9=-8-5q | | 5(6+2x)=70 | | 5x^2-4x+7=6 | | 7(4x+4)=-168 | | 37=17+4d |