1 answer:
9514 1404 393
Answer:
Step-by-step explanation:
Let q represent the number of quarters (the higher-value item). Then 145-q is the number of dimes. The total collection is worth ...
0.25q + 0.10(145 -q) = 24.25
0.15q = 9.75 . . . . . . . . . . . . . . . . subtract 14.50; collect terms
q = 65 . . . . . . . . . . . divide by 0.15
d = 145 -q = 80
Ted has 80 dimes and 65 quarters.
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<em>Check</em>
80 dimes: $8.00
65 quarters: $16.25
Total: $8.00 +16.25 = $24.25.
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Answer:
Step-by-step explanation:
Given
Required
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Substitute 
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This gives
The solution is (1,3). This is where the two lines intersect.
The answer would be 3.
<span>k^2 + 5k + 6 = (k + 2) (k + 3)
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I think it is 2: p-$25=$68
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