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-0.2/0.4 = 0
-0.5 = 0
L <> R
| 2x+5y=-4y | | -y=11-3x | | 9y-11y-5=13 | | a+5=24 | | 1+2x=x-3 | | 8(x+9)=8x-9 | | 2(100+x)=464 | | 5*5y=15-10*5 | | 9x-50=220 | | 4.2x+2.5t=-9.1 | | 10x+3(2-x)=7x+6 | | m=18n | | 10x+(2-x)=7x+6 | | xsquared+6x+9=0 | | 12+4w=5+18w | | r/r+5/s | | 5/2p-4-3/p-2=4/2p-4 | | -3x-21=-9x+9 | | 3x-y-z=-8 | | -6(a+2b-c)= | | 7x-8=9-5x | | -5u-18=-2u-12 | | 7x-y-1=9y+5x+10 | | 9x-5/-4 | | 6p+7(p-6)-2(q-6)= | | y=-39 | | -4(x-3y-2z)= | | 5/49+5/4 | | 3x+1=2x-4y+2 | | 2/3x=4x-10 | | 6y+2(2y+4)=18 | | M=y-b/x |