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(1/3)*(9-2) = 0
1.9/4 = 13/n
-4/7 > (3/21)*b
1.6/100 = 2.8/x
40/n = 15/2
| x-3+x-3+12x-25+12x-25=360 | | 1/3(9-2) | | A^2+6a-9=0 | | 12x-54=7x-4 | | -w/2=-7 | | 9-5x=-81 | | 7p(3p+5)= | | 3x+27=6x+18 | | 6w^2+17w-28=0 | | 2x+68=6x-4 | | 2xy+16y= | | x^2+5=-x+7 | | f(x)=x^2+3y | | (3r)55s=345 | | 4(3f+1.75)=34 | | 8+2(x+5)=5x+15 | | 3x+17=5-x | | X+3+6x-40=180 | | 1.9/4=13/n | | 9x-27=6 | | (3)5r+55=345 | | 2x+3.5-2(2x+1)=18.5 | | R^4-R^3-R^2-R-2=0 | | 25+12y=75+7y | | -4/73/21b | | -5t^2+40t+20=0 | | 5(30r)=345 | | 1.6/100=2.8/x | | 40/n=15/2 | | 5x+30=3(5x+80)+25 | | Y=1-7x/9 | | 18x+40=11x-4 |