Here’s my solution… using “models”. Somehow I feel I’m not doing the right thing. Hmm…
Let x be the money each of them spent.
J J J J <—x—>
E <— x—>
539 – x = 4(275 – x)
539 – x = 1100 – 4x
3x = 1100 – 539 = 561
X = 561/3 = $187 #
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