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7/2+6.5 = 0
10 = 0
L <> R
| 7/2+61/2 | | A=6000(1+0.05/4)^4*8 | | 42y^2-29y-6=0 | | 19+20m+m^2=0 | | -9(2b-8)=-4(b-11) | | 13y+21=14y-6 | | 1/4-2/3x=11/12 | | 30x=1/9y+70 | | v^2-8v+3=0 | | 25(x+10)=35x | | -9x+5=16 | | 6x+2=5x+18 | | 5(5-t)-(4-3t)=14 | | 14(13y+11)= | | 4/5+1/2 | | 8x+5y=-11 | | 16y^2+3y+10=0 | | 12y=7x+47 | | 3x-x=34 | | 4b-3(b-8)=2+2b | | 9x^2+69x+142=0 | | 149.45=50+7.65h | | 2/5-1/15 | | 1/(x-5) | | 149.45=50+7.65 | | 10x=9x-21 | | 6t^2+t-70=0 | | (1/2)^3 | | 4x-8=5x-5+3x+2 | | -2(2x-3)=-2 | | 8(x+2)-9=2x+6(1+x) | | x^2-xy-4x+4y=0 |