Solve.A newspaper carrier has $3.80 in change. He has two more quarters than dimes but three times as many nickels as quarters. How many coins of each type does he have?
A. 8 quarters, 10 dimes, 24 nickels
B. 24 quarters, 22 dimes, 8 nickels
C. 10 quarters, 8 dimes, 30 nickels
D. 8 quarters, 6 dimes, 24 nickels
Answer: D
Mathematics
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A. domain: [3, ?), range: [0, ?)
B. domain: [-3, ?), range: [0, ?)
C. domain: [0, ?), range: [3, ?)
D. domain: [0, ?), range: [3, ?)
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Multiply and simplify.
? 27
A. 
B. 
C. 
D. 
Mathematics
Factor the expression completely.320x2 - 245y2
A. 5(8x + 7y)2 B. 5(8x - 7y)(8x + 7y) C. (8x - 7y)(40x + 35y) D. (40x - 35y)(8x + 7y)
Mathematics
Solve for x.
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Mathematics