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Mathematics 15 Online
OpenStudy (anonymous):

A collection of dimes and nickels is worth $6.90. There are 96 coins in all. How many of each coin are there? ____dimes ____nickels @Directrix plz help

ganeshie8 (ganeshie8):

As a start : label the quantities and try to setup two equations

OpenStudy (anonymous):

brb maw maw needs me

OpenStudy (anonymous):

back plz gelp me @Directrix

OpenStudy (some.random.cool.kid):

oh this equation never gets old.

OpenStudy (anonymous):

what do you mean?

OpenStudy (some.random.cool.kid):

well why dont you start with half of 96 coins

OpenStudy (anonymous):

A dime = .10 A nickel = .05 d = dime n = nickel d + n = 96 .10d + .05n = 6.90

OpenStudy (anonymous):

hehe i think i might have got it

OpenStudy (anonymous):

42 dimes 54 nickels

OpenStudy (some.random.cool.kid):

:} i think your right

OpenStudy (anonymous):

correct

OpenStudy (anonymous):

thanks

OpenStudy (anonymous):

The system of equation I gave will give you that

OpenStudy (anonymous):

thanks

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