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stiks02 [169]
3 years ago
12

you have 13 coins totaling $2.75 in your pocket they are all quarters and dimes. how many of each type of coin do you have?

Mathematics
1 answer:
Tanzania [10]3 years ago
4 0
Let q = quarters

Let d = dimes

q + d = 13
0.25q + 0.10d = 2.75

You have two equations and two unknowns.

Take it from here.
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Answer:

Hi,

Step-by-step explanation:

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Let's calculate in cents:

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