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4/7-(1/5) = 0
4/7-1/5 = 0
13/35 = 0
L <> R
| 8y-3=2y-5 | | 2/u=3/u^2+1 | | 5/6+9/20 | | -50-3x=4x+8 | | -5=3x+2 | | 12+7x=21 | | 4/5-2/10 | | 4/5-3/10 | | 11x-3(x-5)=-5310 | | 4x^2+16x+256=0 | | 3x+2=.75 | | 6/10-2/5 | | 4x^2+16x+45=0 | | -6p+8(2-6p)=178 | | 2(x^2+2.5x)=6 | | 2x^2+15x+45=0 | | 8x-10=0 | | 3x^2+15x+45=0 | | 3x^2+15x+215=0 | | r=2nr | | 5/9-2/5 | | E^3=4 | | 3x^2+50x+215=0 | | -7(6-2x)+7=-147 | | 9v+8u=91 | | 9x^2+5y^2=45 | | 3x^2+215x+308=0 | | -66= | | 6x^2+215x+308=0 | | 11x-3(x-5)=5310 | | 3/4-4/8 | | 3x^2+14x+60=0 |