If it's not what You are looking for type in the equation solver your own equation and let us solve it.
9/7-(21/7) = 0
9/7-3 = 0
-12/7 = 0
L <> R
| 6x+8=3x+5 | | 3(x-7)+2=-28 | | 12.5p-(2+p)= | | 8/7=4/x | | 4(p-3)= | | 7x+9-9=16-9 | | -9/8-1/2 | | -1/4-9/4 | | 1x+87=91-3x | | 2/n=5/2 | | -8x=-12 | | 3u^2+12=96 | | -19/8-18/5 | | m-9+21=13+6 | | 6-2x=3x+28 | | 3u^3+12=96 | | -7/6-3/4 | | m-9+21=-13+6 | | -1/8-5/2 | | 2x-8(7x+4)=-21x+14 | | 3x-20=6x-2 | | 13-3y=2y-7 | | 2/5-9/10=a/3 | | 27/7-6/7 | | 3(y-20)=3y-6 | | 2n(14)=180 | | 3x+5(x-4)= | | 2.3x+(-1.7x)= | | -x/1.7=1.2 | | x^2+4c+4=16 | | 5m+(4m+8)+3m+(6m+2)= | | 8=2/11x |