isabella collected a bunch of dimes and quarters for her school fundraiser she collected a total of 211 coins and a total of 37.
30 how many dimes and how many quarters did she collect
1 answer:
Answer:
103 dimes and 108 quarters
Step-by-step explanation:
Given


Required
Determine the number of each coin collected
Represent dimes with D and quarters with Q.


So:
--- Value
--- Amount
Make D the subject in 

Substitute 211 - Q for D in 

Open brackets

Collect Like Terms


Make Q the subject


Substitute 108 for Q in 


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