21-01-2019
Mathematics

contestada

30t+20c=<300
5t+10c=<110. Solve for t and c

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nithya98 nithya98

23-01-2019

30t + 20c =< 300
5t + 10c =< 110
10c =< 110-5t
30t + 220-10t =< 300
20t =< 80
t = 4
120c + 20c =< 300
20c = 180
c = 9

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