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50000*(1-(x/80))^2
pi^2*x^3
0.5*x^(1/2)
56-(6/2)
8*(1/11)
| -x+8x-10x= | | x-2=31-2x | | -6x(4x-1)= | | 7(6x+3)=105 | | 7/22=x/24 | | -3y+-8y= | | B-3/5=1 | | 7(3)-2+4(3)-1= | | 0.2x-(-x+2)=x-4 | | 5(3)+3(3)+2+4= | | 3x-4=9x+8-5x | | -7x-3x=29 | | 100+3x=25 | | 7t+3(2t+1)=5 | | 3/(x-3)=3/(5x) | | 2x-2(4)=2 | | coz(pi-x)=sinx | | a+1.6=1.2 | | (xy^4z)(-4xyz^3)= | | 3/q-3=3/5q | | c-5/8 | | -5x^2+128x-12=0 | | 0.08-0.04x=0 | | -7x-19=1-2x | | 194-x=13 | | 3x+10+4x=2x-20 | | 4x-9+6x=-79 | | 5=x-0 | | 3(0-4)+2=3(0-1)-7 | | 20000*40000000= | | 1/2(4x-6)=14 | | 5w=xy-5y |