The sum of the EXTERIOR angles of a pentagon equals 360°. True False
2 answers:
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Let's assume
number of nickels =n
number of dimes =d
we are given
total number of coins =9
so, we get
we know that
1 nickel =$ 0.05
and
1 dimes =$0.10
so, total amount is
we are given
total amount =$2.15
so, we get
so, we get system of equations as
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