Originally posted by knptmug at 2005-4-20 09:47 PM: 6 @! o# G+ H$ s, Z: zset small watermelon: x, middle watermelon y and big watermeton z * P' h! d2 }, I& R G% s; a) s 5 s! W: h6 s, H c8 z! J! i' D$ Htwo simultaneous equations are set up: 5 j6 i8 W! P3 ~% v7 V0.5x+2y+5z=50 (1) u* g8 h B$ a3 Z) e2 z o
x+y+z=50 (2)8 T+ w& L: Y' A% ]
Equation(1) means that the total amount paid is equal t ...
& l5 R0 s) x) A3 u3 T
:lol::lol:. l( Q& Y& i& M. ^
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