Sarah has 600 quarters and dimes in her piggy bank which totals $123.75. How many quarters does she have?
q = # quarters value = .25 q
d = # dimes = 600-q value = .10 (600-q)
summed = 123.75
.25q + .10 ( 600-q) = 123.75 <==== solve 'q'
Good job!!!
