bmartinez26
26.11.2021 •
Mathematics
A couple stayed for 3 years before having their first child. then 2 years before the second. 2 years again before the third, and so on until the sixth child. If the husband was 28 years and the wife was 25 years when they had their first child, what is the sum of the ages of the couple a year before the last born?
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Ответ:
0=0 Commutative Law
Step-by-step explanation:
Commutative Law, a+b=b+a