SOLUTION: joe has collection of nickles and dimes woth 7.05. if number of dimes were doubled adn number of nickles were increased by 8 the value would be 11.75 how many dimes does he have
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Question 373729: joe has collection of nickles and dimes woth 7.05. if number of dimes were doubled adn number of nickles were increased by 8 the value would be 11.75 how many dimes does he have
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = number of nickels Joe has
Let = number of dimes Joe has
given:
(1) (in cents)
(in cents)
(2)
Subtract (1) from (2)
(2)
(1)
He has 43 dimes
And, since
(1)
(1)
check answer:
OK
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