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Mathematics 14 Online
OpenStudy (anonymous):

Natasha received 15 coins from her mom for cleaning her room. Some coins were quarters and others were dimes. If she earned $1.95, how many of the coins were dimes? 12 3 6 9

hero (hero):

q+d = 15 .25q + .10d = 1.95

hero (hero):

Systems of Equations....solve

hero (hero):

You haven't figured it out yet?

OpenStudy (anonymous):

subtract d from both sides... q=-d+15 no just substitute it

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