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)
(5/3)*x+(1/3)*x = (8/3)*x+40/3 // - (8/3)*x+40/3
(5/3)*x+(1/3)*x-((8/3)*x)-(40/3) = 0
(5/3)*x+(1/3)*x+(-8/3)*x-40/3 = 0
-2/3*x-40/3 = 0 // + 40/3
-2/3*x = 40/3 // : -2/3
x = 40/3/(-2/3)
x = -20
x = -20
| -5x+2(2x-13)=-21 | | 3(4x-1)-2=17x-10 | | 5/6*w=-7/18 | | 8a-3a+-10a=15 | | 3(a-2)+4(2-a)=a+2(a+1) | | 8=-2(b+2) | | -16+7x=8x+20 | | f(x)=x^2+16x+18 | | 8x-7(0)+168= | | 0.75x-18.50=-0.65x | | 325=235+15x | | 1=r/9+2 | | -2j+-13j+-2j+16j=-8 | | 8(0)-7y+168= | | 5+7x+6=3(x+5)+x | | 1/2(-4+6b)=1/3b+2/3(b+9) | | x-5=6x-25 | | -13x-55=-8x+45 | | -2(3x+4)=19 | | -5+2(2x-13)=-21 | | -v+2v+7v=18 | | X-6=-2x+3 | | 17-2x=y | | -x+47=3x+23 | | 5x/3-2x=18 | | x4-8=4 | | 2a+1-5=17 | | 10d+3d-4d-8d+4d=15 | | Z/-0.02=5.9 | | 5x/3-2 | | 3/4x8/1 | | -4(-3x+5)=10+12x |