mary2971
30.12.2019 •
Mathematics
Need on # 59 i don’t know how to solve word problems
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Ответ:
Good evening ,
the number of dimes = 20the number of nickels = 40Step-by-step explanation:
Let d represent the number of dimes
and n represent the number of nickels
solve this system : (easy)
d+n=60
10d+5n=400
You will find d=20 and n=40.
:)
Ответ: