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)
4*x-(8/5) = 20 // - 20
4*x-(8/5)-20 = 0
4*x-8/5-20 = 0
4*x-108/5 = 0 // + 108/5
4*x = 108/5 // : 4
x = 108/5/4
x = 27/5
x = 27/5
| 1/2-9d=2 | | 3/5x-2=6-x | | 37-9/18-11 | | 11x-72+9x=88+10x | | 2(m-16)=14 | | 7=3x-8+6 | | -3+3a=18 | | 3y+4=-140-9y | | 6a+4-8a=-8 | | 15y+31=51 | | -w/2=9 | | 42.95+60=49.95+25 | | 8-12x=24 | | y=3.2x+6 | | 6x-6n+3n-11x= | | x^3=225/27 | | m/4+7=4 | | x^6+x^5-20x^4=0 | | 9/24=1/6 | | solvex^6+x^5-20x^4=0 | | -x-4=19 | | B/.13=2.1 | | -1-9(-10)=89 | | (5b-6d)(5b+5d)= | | -1-9b=89 | | 11x-72+9x=38+10x | | C/-0.3=-5.1 | | 7=6n+7+4n | | 5a+7b=1 | | w-2+2w=6+55 | | 5x+8-2x=4x-24-x | | 2x-7=95 |