Question 390480
Royce has 1.30 in dimes and quarters. 
he has one fourth as many quarters as dimes.
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Value Equation: 10d + 25q = 130 cents
Quantity Eq:::: q = 1/4 d
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Modify:
d = 4q
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Substitute for "d" and solve for "q":
10(4q)+25q = 130
65q = 130
q = 2 (# of quarters)
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Since d = 4q, d = 8 (# of dimes)
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Cheers,
Stan H.