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What number should be added to the expression to change it into a perfect square trinomial x^2+10x?
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Acoin bank containing only dimes and quarters has 12 more dimes than quarters. the total value of the coins is $11. how many quarters and dimes are in the coin bank?
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Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup
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What number should be added to the expression to change it into a perfect square trinomial x^2+10x?...
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