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-21/6-42/3 = 0
-42/3-7/2 = 0
-14-7/2 = 0
-(7/2+14) = 0
-35/2 = 0
L <> R
| 12*x*y=60 | | 8x^3+8x=0 | | -8u+4(u-8)=-28 | | 12xy=60 | | 6+4(3x-2)+5= | | m+87.95=55.30 | | 42=3m+12 | | -3(4b-10)=.4(-24b+60) | | -14=16+t | | 18+p=11 | | 14a-11=15 | | X+9/2=6 | | 12/x=-4 | | x-6.6=15.7 | | 12(2-x)=84 | | 8=3x+17 | | 4x^2=6-5x | | -2y+2=2y-4 | | log(x)+ln(x)=1.7 | | -2y+2=2y-8 | | x^2-20x^2+100=0 | | -28+15+22z=31 | | q+5=-29 | | Y+7=4x+0 | | 2x+57=693 | | a+7/2=5 | | -x2=3x-3-3+2x:4 | | -15m=2 | | 5-x=49 | | -3.7-(-9.4)= | | 10+100n^2=14 | | 2x+67=633 |