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1/4+1/5 = 0
1/5+1/4 = 0
9/20 = 0
L <> R
| 4x-8-3=9 | | 2x-8=4x+12-10 | | 3z+1=21 | | 12x+4=2(6x+2) | | 3G=2G-5 | | 2W=9+W | | 2(r+6)=3r-3 | | -2z+7=-12-3z | | 7x+6x=4 | | 8x+2=5x+12 | | -3y-13=5y+11 | | 3(x-8)=4(2x-5) | | 138-x=221 | | 8-4r=-2r+5 | | 2A+5=-13 | | 8+b=-20 | | 3z=156 | | 4x+8-10=30 | | 2+x-15=180 | | 8+b-20=5 | | 2(U-5)=4 | | 4.5-1.9w=20.1-2w | | 5(+-3)-2+=-30 | | 5(x-1)-(4x+4)=12 | | 3t-2t+5=10 | | -14+5x=-12 | | 8z-7=9z | | 2x+4x+12-5= | | 6=-3L | | 3x+6+7x+4= | | 3(p-2)=18 | | 4n-7-2=17 |