Question 668972
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Hi,
Number of Dollars: D
Number of quarters:  3D + 5 
CENTS makes sense
 100D + 25(3D + 5) = 7650¢
        175D = 7650 - 125
        175D = 7525
           D = 43, the number of dollar coins.  There are 134 quarters. 
and..
 {{{43 + 25*134 = 7650}}}