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1;7;1;13;7;13
3.8;4
1;11;5;6;11;4
354;6
68;16
| 72=12u-3u | | 36-49x^2= | | 12-9x=-3x(x+10) | | 4k^2+6k=18 | | -9x-3=6 | | 6m=2(7m+16) | | 4a^2=1 | | (a-10).(a/10)=200 | | -10(4x+5)= | | 4/3x=36 | | h=-4.9t^2+14.7t+49 | | 9x-35=4x+14 | | 2-4cos(3x)=0 | | 3n=5+11 | | r/6=17 | | -6x+732=0 | | 2n=3+1 | | -8y+24=-13y-4 | | 0.0075(0.05-x)=x*x | | 5k^2=-9k+18 | | 2n=3+2 | | 9x+185=7x+156 | | 0.5(5-7x)=8-(fx+6) | | 3-3x^2=-85 | | n=3+2 | | 4x+(3+6x)=(4x+3)+6x | | 2x/5-4/3=-8/5 | | 7.5-x=4 | | X^3+4x^2+3x+45=0 | | 4w+9.6=4.8 | | 3ln(x+2)=24 | | 4x+24=72 |