3, 15, 27, 39,
describe the rule for the sequence....
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Mathematics, 21.06.2019 17:30
Two customers went to a post office. first customer paid $12 for 14 and 5 envelopes the second paid 24.80 for 10 postcards and 15 envelopes. what is cost of each envelope?
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Alarger number is double the sum of a smaller number. the larger number is 2 less than 3 times the smaller number. if y represents the larger number and x represents the smaller number, which equations model the situation
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Mathematics, 22.06.2019 04:00
What is the answer to this problem? ignore the work. what is the correct answer?
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