Question 843525
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Hi,
Let x represent the number of dimes  and (35-x) the number of nickels
CENTS makes sense
 10x + 5(35-x) = 250
    5x = 250 - 175
    5x = 75
     x = 15, number of dimes.  There are 20 nickels.    {{{35-15}}}
CHECKING our answer***
{{{10*15 + 5*20 = 250}}}
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