david, luke, and samuel have 337 chocolate all together. david have 4 times as many chocolate as luke. samuel have 31 more chocolate than david. how many chocolate david have ?​

Jawaban 1

Penjelasan dengan langkah-langkah:

D + L + S = 337

D = 4L ==> L = D/4

S = D + 31

D =....?

Answer:

D + D/4 + D + 31 = 337

9D/4 = 337-31

9D = 306 x 4

D = (306 x 4)/9

= 34 x 4

= 136

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