karlalopezv56j karlalopezv56j

15-07-2021
Mathematics

contestada

2) John saved $5 in the first week of a year and then increased her weekly
savings by $1.75. If the nth week, her weekly savings become $20.75, find n.

Respuesta :

chloedave83 chloedave83

15-07-2021

Answer:

n = 9

Step-by-step explanation:

20.75 = 1.75n + 5

20.75 - 5 = 1.75n

15.75 = 1.75n

------- -------

1.75 1.75

9 = n

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