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55/20 = 66/12
11/4 = 11/2
L <> R
| 5(7+2x)=55 | | 36m+21=3n+15 | | 2(6x-5)=134 | | 51/18=85/10 | | 6(2+5x)=92 | | (x-10)+15=21 | | 6(5x-6)=144 | | -5+9=14x-4-13x | | 3(-3x+5)=-12 | | 0.108=b*0.3 | | -6(-9-5x)=84 | | 4(7+5x)=-92 | | 12.5x= | | -x^2-11x=30 | | 180/230=240/280 | | -7x-4=-68+x | | A^3+a=69a+64 | | 10-x=-3x+24 | | m^3-16+64=0 | | 500-0.25Q=140+2Q | | nxn=4/9 | | -9+2x=5x-15 | | 46=m-19 | | 36=7m+5m | | -2=-2y^2 | | 10-x=x+30 | | 11x+4=11x+3 | | -4v^2+9v-3=0 | | -x-3=19-3x | | -u^2+4u-4=0 | | p/3-3=-6 | | -4-3x=5x+36 |