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lys-0071 [83]
3 years ago
9

Lorna has 60$ and her sister has 120$ Lorna saves 7$ Per week and solution represent the number of weeks w it will take for girl

s to have the same amount of money
Mathematics
1 answer:
Dominik [7]3 years ago
8 0
Let x be the amount of weeks.

60 + 7x = 120
60 - 60 + 7x = 120 - 60
7/7x = 60/7
x = 8.571428571
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