If it's not what You are looking for type in the equation solver your own equation and let us solve it.
p in (-oo:+oo)
((3/7)*p+(1/3)*p)*((4/7)*p-((8/3)*p)) = 0
((3/7)*p+(1/3)*p)*((4/7)*p+(-8/3)*p) = 0
-44/21*16/21*p*p = 0
( -44/21*p )
-44/21*p = 0 // : -44/21
p = 0
( 16/21*p )
16/21*p = 0 // : 16/21
p = 0
p in { 0, 0 }
| 4/9=(r+3)/45 | | -3y+2=-5y+12 | | 1/4x-8=-7 | | 6+3x=x+2 | | (1/2w)-(7/6)=(53/6)-(1/3w) | | 15(40)+40x=20x | | w+50=80 | | 3y^2+19y+30=0 | | X/3+10=-25 | | 3x+1=2x^2 | | 0=4u+8 | | 456=X*25-X | | -5p-6(4-2p)=5(p-2)-4 | | 8(6x-1)+2x+7=199 | | 45=9/5c | | (1/2w)-(-7/6)=(53/6)-(1/3w) | | 2x-4+76=180 | | 4/3u+1/4u=5/4+2/5 | | m^2-7m= | | 4/9=r3/45 | | 5-9/3d=32 | | 25*X-Y=456 | | 2(5-2y)-3(1-y)=y+1 | | (3/7*p+1/3*p)(4/7*p-8/3*p)=0 | | 5v-5=-30 | | (8x^9y^12)^(1/3) | | 5(5x+2)-3x-10=77 | | 2x-6x+55=5x+37 | | (x-8)(x+14)=0 | | 3d+4d+d=-48 | | 25/X-Y=456 | | (8x^9y^12)^1/3 |