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)
(4*x)/3-x = x/21-(2/7) // - x/21-(2/7)
(4*x)/3-x-(x/21)+2/7 = 0
2/7*x+2/7 = 0 // - 2/7
2/7*x = -2/7 // : 2/7
x = -2/7/2/7
x = -1
x = -1
| 56(c*c)+17c-3=0 | | (3/7x-2)=(9/3x-1) | | 36/12 | | 20(x*x)-8x=0 | | 8y+22=78 | | 2g-3=-3 | | x=6+4-8 | | 8/9x8/9 | | (35/7)*2 | | 3(s*s)-14s+11=0 | | 0+x=0-x | | 2(g*g)-16g+32=0 | | 1/2z+6=12 | | d+35=80 | | 3/7x-2=9/3x-1 | | (3x+8)*(2x+6)= | | 5+2n-2=7n+8-4n | | 9x-9/3=3x+9/5 | | 17y=3y | | u^2-7u-44=0 | | 14-x=9-x | | 3b=21 | | 6(h*h)+5h=0 | | 7x^2+13x=7 | | h(x)=x^2-4x-77 | | 6x+7=5x+12 | | 4(q*q)-1=0 | | -9-x+3=-23 | | 0.20x+0.35(70)=38.5 | | 2/3*x+50=330 | | (a*a*a)+2a+40=7(a*a) | | (a*a*a)+2a+40=(7a*a) |