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18.05;12
4;7;2;5;0;0
(x^2+1)^-2
0.318;3
2.59;8
| 4x^2-7x+200=0 | | 147x^2=75 | | x-6(9/10=5/12 | | a/9-3=3 | | 1/7x-4 | | 7e+17= | | X/3-17=22 | | 2x^2y-11xy+12y= | | -12=n/2-6 | | -49=6v-13-4c | | 46x+140=4x^2 | | 3x-5+2x+2=5x-3 | | 7log(5x+2)=6 | | a=b(x+a) | | 39=2x+3y | | 9u=4+10u | | 8y+7=7+8y | | -7m-9=-6m-1 | | 6g-7=9+8g-6 | | 0.1*30= | | 6(x^2-7x-18)=0 | | 9k+10=8k | | 9b-4=7b | | 5x-2(7x+1)-4x= | | -7s+3=-4-6s | | 5x-14=6+x | | 9+b=10b | | 6.28/x=12 | | 6.28/2=12 | | -10t=4-8t | | (12x-9)=135 | | 256a^2-288ab+81b^2=0 |