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Your piggy bank has a total of 43 coins in it; some are dimes and some are nickels. If you have a total of $3.60, how many dimes do you have?
 one year ago
 one year ago
Your piggy bank has a total of 43 coins in it; some are dimes and some are nickels. If you have a total of $3.60, how many dimes do you have?
 one year ago
 one year ago

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Mathhelp346Best ResponseYou've already chosen the best response.1
so you know you have 43 coins. An equation for that would be n+d=43
 one year ago

lgbasalloteBest ResponseYou've already chosen the best response.0
you take this one @Mathhelp346 ^_^
 one year ago

Mathhelp346Best ResponseYou've already chosen the best response.1
nvm the second equation should be 10d+5n=160
 one year ago

Aaron0620Best ResponseYou've already chosen the best response.1
26 x 17 =3.60 im close... 3.45
 one year ago

Mathhelp346Best ResponseYou've already chosen the best response.1
then you would solve for either d or n in the first equation. i'm going to do n. you would subtract d from both sides, leaving you with n=43d
 one year ago

Mathhelp346Best ResponseYou've already chosen the best response.1
you would sub n into the second equation and solve
 one year ago

Mathhelp346Best ResponseYou've already chosen the best response.1
do you know what to do from here?
 one year ago

Aaron0620Best ResponseYou've already chosen the best response.1
29 dimes and 14 nickles.
 one year ago

Mathhelp346Best ResponseYou've already chosen the best response.1
i don't think that's right...
 one year ago

Mathhelp346Best ResponseYou've already chosen the best response.1
that would add up to 360. you need 160
 one year ago

Aaron0620Best ResponseYou've already chosen the best response.1
no the question is asking $3.60
 one year ago

Mathhelp346Best ResponseYou've already chosen the best response.1
oh my bad. your answer is right.
 one year ago
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