Mathematics, 10.09.2021 04:10 pal23
1) Three families P. Q and R went for a buffet dinner at a restaurant which has separate charges for children, adults and senior citizens. Family P spent RM296 for 8 children, 4 adults and 2 senior citizens. Family Q spent RM456 for 3 children, 9 adults and 3 senior citizens. Family R spent RM84 for 2 children, 1 adult and 1 senior citizen. a) If the charges for 1 child, 1 adult and 1 senior citizen are x, y and x : respectively, express the system of linear equations based on the above information in the form of SX = B.β
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