Originally posted by knptmug at 2005-4-20 09:47 PM: B3 v% g6 D* b" Rset small watermelon: x, middle watermelon y and big watermeton z9 t5 `+ p6 T z$ W8 H) @
/ f8 e$ F/ c, g- u( wtwo simultaneous equations are set up:3 h5 \2 R& G2 s: |. B4 S
0.5x+2y+5z=50 (1) / ]+ X5 p" S* a% Ex+y+z=50 (2) 0 s9 ?7 @5 b7 ], T5 w4 LEquation(1) means that the total amount paid is equal t ...