791197
10.03.2021 •
Mathematics
A man has 32 coins in his pocket, all of which are dimes and quarters. If the total value of his change is 545
cents, how many dimes and how many quarters does he have?
Your answer is
number of dimes equals
number of quarters equals
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Ответ:
34
=
x
+
y
34
−
x
=
y
565
=
10
x
+
25
y
Substitute the first equation
565
=
10
x
+
25
(
34
−
x
)
565
=
10
x
+
850
−
25
x
15
x
=
285
x
=
19 dimes
So,
34
−
19
=
15 quarters
Step-by-step explanation:
19 quarters is the answer.
Ответ:
yay yeah I answered thi
Step-by-step explanation: