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10/11-(2/5)
10/11-2/5
28/55
| 2(r+-4)=5(r+(-7)) | | 1121=19r | | -3x+10x-64=20 | | 6x+4=6.5x-5 | | -6x+3-4x=-x-2+3-7 | | (-2x^9y)(x^9y^2)= | | x^2-4xy+4y^2+36x+28y+24=0 | | 2(5y+4)-13=4(6y+1)-22 | | (8x+3)(x^2-4x+1)= | | 5x=35+-2x | | -8v+10=74 | | -y(2x+5y)= | | -11x-66+2x=123 | | z^2-14x+53=0 | | 2x+35=5x | | 3x(2x+5y)= | | 3x=4y-11 | | 259=7(7x+9) | | D-2/5=30/10 | | 3x+117=90 | | -179+3x+5x=61 | | X-27=34 | | 3-8n=131 | | 20k+5=8k | | -a-2=6 | | 2x-4=2y-13 | | 5+x(x-5)=19 | | -5m-6=59 | | 12x-193-3x=77 | | 7y+2=x | | 5/4x1/3 | | 25x-195=20 |