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7/21 = 6/6
1/3 = 1
L <> R
| Log(6x+52)=2 | | 6x^2+(4n-3m)x-2mn=0 | | a/3=6/18 | | -6m+-6=78 | | 7-x/3=20 | | 5x*-180=0 | | x+7=12.8 | | 15x-8=4x+18 | | 76=y-29 | | 15x-8=4c+18 | | r+62=111 | | -4(3+w)=-27-w | | 6y/7=-42 | | 2p^2+20=6p | | y-16=53 | | x+24=38 | | 62=3w+17 | | 6x-8y=-40 | | 11/16x=11/2 | | 11/6x=11/2 | | 120+x+60+15+20=w | | 11/6x=1/2 | | (12a-20)/2=2a-7 | | -20x^2-15=0 | | x+7=5x-8 | | 6a+-10=2a+-7 | | 12=3y+4w | | -3(-3+3b)=5b+2 | | 4y-3=-5y+6 | | -7+4x=-24x | | f(x)=-x^2+12x-20 | | 23x^2=100 |