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(1-ln(x))/(x^2)+2*x
ln(x)/x+x^2
20*(1/3) = 0
5/3 = 1/3
-3/8 = 8-(5/6)
| 9x-4=4x+41 | | 29=45-4b | | x=180-(63+45) | | 13x+53=20x-17 | | 22y-6=82 | | -1-8(2w+8)=-20-19w | | 4lnx-6=3 | | 8n+13=61 | | 2(f+3)= | | -2z^2-5x-2=0 | | 9d=-6+10d | | 1+2+3+4+5= | | 3(x-2)+2(x+1)= | | 5a+22-9a-19=23 | | 4sinx+6=6 | | 19=8x+3-69x | | 3f=-10+4f | | 1/3(20) | | 3(2n-8)+32=40 | | 19=8x+-6x | | 8b-3=-43 | | (9a+48)=(6a+50) | | 6a^-5b^3/-3ab-2 | | 10+7v=8v | | 9b+-7b+4=-2+2b+9 | | 3(2n-7)+28=39 | | K(x)=3x^2-11 | | 18.38+4.82-7.7k=-19.3-11.1k | | 27x^3=147x | | x+90+x-28=180 | | 1320x=60 | | 2(3n-8)+23=41 |