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)
x^2*((3*x+5)/7)-(x^2*((2*x+3)/7)) = 0
(x^2*(3*x+5))/7+(-1*x^2*(2*x+3))/7 = 0
x^2*(3*x+5)-1*x^2*(2*x+3) = 0
x^3+2*x^2 = 0
x^3+2*x^2 = 0
x^2*(x+2) = 0
x+2 = 0 // - 2
x = -2
x^2*(x+2) = 0
(x^2*(x+2))/7 = 0
(x^2*(x+2))/7 = 0 // * 7
x^2*(x+2) = 0
( x+2 )
x+2 = 0 // - 2
x = -2
( x^2 )
1*x^2 = 0 // : 1
x^2 = 0
x = 0
x in { -2, 0 }
| 19x+11=27x+3 | | 7x+1=3x+45 | | 7+2(x+1)=-4x+2(3x+6)-3 | | x^(2/5)+7x^(1/5)+12=0 | | 4x+12=-18 | | 3t+5/8=-5 | | 4x-12y=-18 | | 7(n+2)-19=8(2n-4)-9n+7 | | y=35x^3 | | -5x^2+9x+7= | | 8k-1+3k= | | 4x^2+24x+28=0 | | 9=3x/8 | | 3x/8 | | 10x^2+3=0 | | 3t+5=-5 | | 3n-6=5n-20 | | =3(x-1)+7+5(x-2) | | -3*1+w=2*1 | | 6(c+4)=5c-2 | | 2x^2+5+20x=20-8x^2+8 | | 20x/2=80 | | 29x/2=80 | | 9y+11z=58 | | 20x*2=80 | | 5=n+9 | | 3/8/(-1/2)+2 | | 9n+11=4n+16 | | 3/8/-1/2+2 | | 8a-10a= | | -6x+11=2x-13 | | 2r+b=100 |