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ryleerod07
07.01.2020 •
Mathematics
Mary, alison, and elaine williams have a total of $792 in their savings accounts. alison has twice as much as mary, and elaine has 3 times more than alison. how much do they each have?
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Ответ:
mary is (m) mary has 88 dollars
elaine is 3(2m) elaine has 528 dollars
2m+m+6m=792
9m=792 add all peoples amounts
divide by 9 on both sides up and you get $792
m= 88
Ответ: