If it's not what You are looking for type in the equation solver your own equation and let us solve it.
d in (-oo:+oo)
(4/5)*d = 20 // - 20
(4/5)*d-20 = 0
4/5*d-20 = 0 // + 20
4/5*d = 20 // : 4/5
d = 20/4/5
d = 25
d = 25
| 3x+16+5x-11=6x+(49-8) | | 1+5x+7x=-131 | | -11=-7+s | | s(x+4)+16=2x+3(x+12) | | 60x^2y^5/48x^5y^3 | | -10=a/4 | | 3x+76=2x+4 | | -53.72/-6= | | X-y/y-c | | 7=-4+f | | 21+1=22 | | (Z+9)2=11 | | 50=-5k | | 4=s/3 | | -7=y+5 | | LA=2(pi)*8*14 | | 28=-7a | | X^2-x-8=5 | | 9g+3=21 | | 0.5=y-0.45 | | (3x-18)/ | | 10=-3+d | | 52-(-30)/15= | | -3(5r+10)=40 | | .6(20x-80y)-(15x+18y)= | | 3-y+12=-48 | | 4(2w+s)=100 | | 15X+12-6X=24-3X | | (5e^2x)-4=10 | | 4x-2(x-8)=2(x+1)+8 | | In(x)+In(x+3)=In(x-4) | | 5+3x=33 |