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43/45-(1/21) = 0
43/45-1/21 = 0
286/315 = 0
L <> R
| 14=ab | | 43/54-1/21 | | 7-8v=-5-4v | | 7-8v=-54v | | y-8=x | | 4x^2+40x+96= | | 5x-10y=7 | | 16=s+p | | 6(x-1)-3x=4x+6 | | 8y=-4x-4 | | -2x-4y=2 | | 5(2x+2)+3(4x+3)+3=22x+22 | | 9x^2+18x+5=0 | | 2+7y=16+2 | | an=5n+2 | | 5+2+3= | | s*9=p | | 2t^2-6t-3=0 | | t^2-6t-3=0 | | 2g+5=13+6g | | s/9=p | | 2n^2-5n-6=0 | | 32z-9/1/3=-9z-14 | | 4.4(7.4x+0.9)=-0.9(1.3x+4.5) | | -9=2+1 | | 0.5(9.8x+7)=-2(6.1x+3.7)-3 | | =-8a+(4a-5) | | 6/m^2+5m^-2/3^-3 | | 1/2(5x-4)=3 | | 8.9x-5.9(x+9.2)=1.2 | | =a-(6b-b) | | 1.2x-2.4=0.6x+2.58 |