Answer:
Explanation:
K = A + 17
K + A = 117
A + 17 + A = 117
2A + 17 = 117
2A = 117 - 17
2A = 100
A = 100/2
A = 50 <=== what Allen sold
K + 50 = 117
K = 117 - 50
K = 67 <==== what Kay sold
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