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Ajar has 170 coins. there are 50 more pennies than nickels. twice as many quarters as nickels. what are the coins?
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What properties allow transformation to be used as a problem solving tool
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Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?
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Delbert keeps track of total of the total number of points he earns on homework assignments, each of which is worth 60 points. at the end of the semester he has 810 points. write an equation for delbert’s average homework score a in terms of the number of assignments n.
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Ajar has 170 coins. there are 50 more pennies than nickels. twice as many quarters as nickels. what...
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