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yeah, this is math.
3 U  j# g% n! v! j$ v/ {; A4 |0.1x+3y+6z=100 and x+y+z=100.
' Z0 w( G6 X8 w8 l: P$ i: etvb now,tvbnow,bttvb3 variables 2 equations, hmmm, very hard to solve.
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