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-4/9-3/5 = 0
-3/5-4/9 = 0
-(4/9+3/5) = 0
-47/45 = 0
L <> R
| 7x^4+63x^3=0 | | 2(2x+5)=6x+7-2+3 | | 9+24x=24x | | 8=4x+4 | | 7x(x^3-9)=0 | | 3x+11x=66 | | 7=2x-1 | | 4(d-5)+5= | | 2x-6=6x+2 | | 2-7y=44 | | (3a-4b)(a+b)= | | 2(3.5)+y=11 | | y=be+m | | -4y-2=36 | | 4(7-1)=3(2x+1)-4(x+6) | | 7x-5=4x-68 | | 6x^3-18x^2=0 | | 4(10-3x)=184 | | 2t^2+8t+6=0 | | -200+5.5=102.50 | | -200+5.5x=-35.00 | | x-1/3x | | 1/3x-166=x | | 9x-(4x+6)=6x-48 | | 1/3x+166=x | | (1x+1)11=-55 | | 4x-39+12=501 | | 1/3X=11/15x+2/5 | | 2-x=4x+7 | | 1/3x+9-4x=15 | | 29=8x+5 | | 8=10+3z |