Asked by waheed
A collection of coins contains only 10-cent and 5-cent coins.There are x 5cent coins in the collection. Write an algebraic expression for of following.
* The total value of the coins if for every three 10-cent coins there are five 5-cent coins.
* The total value of the coins if for every three 10-cent coins there are five 5-cent coins.
Answers
Answered by
Reiny
I would have defined x as the number of 10cent coins.
By defining the smallest quantity with your variables, usually fractions can be avoided.
But, anyway....
number of 5 cent coins ---- x
number of 10 cent coins ---x/3
value = 5x + 10x/3
By defining the smallest quantity with your variables, usually fractions can be avoided.
But, anyway....
number of 5 cent coins ---- x
number of 10 cent coins ---x/3
value = 5x + 10x/3
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