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/8-3 = 12 // - 12
x/8-12-3 = 0
1/8*x-15 = 0 // + 15
1/8*x = 15 // : 1/8
x = 15/1/8
x = 120
x = 120
| (2x-7)(n-3)=6 | | 3x+13x-4=4(4x+7) | | x-1/20=7/5 | | 2(x+2)=6(x-1)+2 | | 4-(X+3)=24 | | 7(4x-2)=31 | | 8g+3=7g-10 | | 6x(x+5y+5z)= | | 12/11-(-2/3)=x | | y=y^2+625+4y-100+15 | | 10/12-3/5y | | 17/10=m/10 | | x^2-12x=4y-64 | | 21/2-1/6= | | y=y^2-625+4y-100+15 | | [x+12]=3 | | ((35-5)/(20-5))=((0.05-0.2)/(x-0.05)) | | (35-5/20-5)=(0.05-0.2/x-0.05) | | (8+u)(2u-1)=0 | | 4c^3+8c-96c=0 | | 2x-0.1=-0.15 | | -2x+4-x=-1+2x | | 7v^2-63v+140=0 | | 2x^4y^3z/8x^2z^3 | | 0.07T-1.4=18-0.020T | | 5c^3+20c^2-160=0 | | .07T-1.4=18-.02T | | 3x^2-4y^2-12=0 | | 2(4-x)-5(-7-12x)= | | 2(3x+5)=-3(4x-6) | | 4(x-3)=28 | | 5x+3-2x=x-17 |