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)
(1/3)*X+40 = 2*(1/3)*X // - 2*(1/3)*X
(1/3)*X-(2*(1/3)*X)+40 = 0
(1/3)*X+(-2/3)*X+40 = 0
40-1/3*X = 0 // - 40
-1/3*X = -40 // : -1/3
X = -40/(-1/3)
X = 120
X = 120
| 49x^2+16=8 | | 120+10=6(x+30) | | m/32=-6 | | 2a(25-a)(-8500)=1625000 | | 2-x/3-4=-x-2-x/6 | | 120+10=5(x+30) | | .5x^2-3=29 | | x+12-4x=-3(x-10) | | 5n-11=-10+6n | | X+1/4X=140 | | 2a(25-a)=0 | | -7v+(v-5)=-23 | | 2v+18=2+14t | | 4p-11=-2+3p | | 6x-5+4x-5=50 | | 11.2=w/7 | | 4(y-1)-5=y | | a/4+10=-1 | | -13m-1=-1 | | b-12.5=18.5 | | -6=v+2 | | u-6=-7 | | x^2+y^2=153 | | 4y-5x=20forx | | 4(3+3x)-4=32 | | 7+6y=y^2 | | -15=-5(x-7) | | 7-4lnx=10 | | 4+9lnx=15.8 | | 2y^3+y^2-98y-49=0 | | 3h-(6-2h)=4 | | -31-9x=8x |