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parkbro3956
28.11.2019 •
Mathematics
Jenna spends $15.04 at the store on notebooks and folders for school. notebooks cost $4.85 each, and folders cost $0.89 each. she buys a total of 8 items. write and solve a system of equations to determine how many notebooks and how many folders jenna bought.
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Ответ:
Step-by-step explanation:
Let n = number of notebooks
and f = number of fodders
You have a system of two equations:
Jenna bought
.
Check:
OK.
Ответ:
yu
Step-by-step explanation:
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