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 = 20/7-x // - 20/7-x
3*x+x-(20/7) = 0
3*x+x-20/7 = 0
4*x-20/7 = 0 // + 20/7
4*x = 20/7 // : 4
x = 20/7/4
x = 5/7
x = 5/7
| (4+7i)(5-3i)= | | 20-5x=32+7x | | 7(7x-5)= | | 15=3xy | | 5x^2+3y^2=0 | | 10x^2+3y^2=2 | | 12n+4n=16n^2 | | 12n+4n=16n | | 12n+4n=16 | | 3x+50=2x+10 | | =3lnx | | x+26=2x+18 | | 7x+11=6x+3 | | 2x^2+18=x^2+9x | | 10x+y-((10x+y)-9x)=9x | | (k+3)x^2+kx+(k-5)=0 | | 2x-5=19-x | | (3/2-115)x-1=-1 | | 30y+4=28 | | 6910=(560-180)*x | | p=2+2q | | 2x+4-4=36-4 | | 40*x/0.06*x | | q+2p=30 | | (x^2+y+y^2)dx-xdy=0 | | 3x+6=93+8x | | 9y+2=4y-3 | | 3x+6=13-9x | | 43-3x=13-9x | | x=30-2y | | 6916=(x-180)*14 | | xx+7x-8=0 |