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)
3*(x-2)+6*(2*x-4)-(2*(5*x+4))-((2/3)*x)+2 = -20 // + 20
3*(x-2)+6*(2*x-4)-(2*(5*x+4))-((2/3)*x)+2+20 = 0
3*(x-2)+6*(2*x-4)-2*(5*x+4)+(-2/3)*x+2+20 = 0
3*(x-2)+6*(2*x-4)-2*(5*x+4)+(-2*x)/3+2+20 = 0
(3^2*(x-2))/3+(3*6*(2*x-4))/3+(-2*3*(5*x+4))/3+(-2*x)/3+(2*3)/3+(3*20)/3 = 0
3^2*(x-2)+3*6*(2*x-4)-2*3*(5*x+4)-2*x+2*3+3*20 = 0
45*x-30*x-2*x-90-24+6+60 = 0
15*x-2*x-114+6+60 = 0
13*x-114+6+60 = 0
13*x-108+60 = 0
13*x-48 = 0
(13*x-48)/3 = 0
(13*x-48)/3 = 0 // * 3
13*x-48 = 0
13*x-48 = 0 // + 48
13*x = 48 // : 13
x = 48/13
x = 48/13
| 15-.16n=.16n-1 | | 3x-4=13-64 | | 3(s-12)+9=15 | | 5x-30=2x+15 | | 7z-8=3z+16 | | -15n+-25=20 | | 5=3(c-4)-4 | | 72/99=x/100 | | 7x+2=40 | | -2=-k-6-7k+20 | | 7x+2=49 | | -(b-10)=5 | | 1+5x=2x+10 | | z=.79 | | X-.04=1000 | | (3)x=-2 | | 5(10-5)= | | 18/48=x/100 | | j+11j+-13j=20 | | 3+6/x=x+4 | | 2*2x-3-5=6x-4 | | -16x^3-12x^2+4x+3=0 | | 7n-22=4n+5 | | z=.21 | | -5+13m-10= | | 16=2(x-1)x | | 2(4s-16)5s=-5 | | 4y+3=2y+17 | | 10=3(j+1)+1 | | 9x^2+113x+414=0 | | -2(-5x-8)=106 | | 8x+7x-1=0 |