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人気の例
three times a number is 66 more than twice the numberThe larger of two numbers is 7 less than twice the smaller number. The sum of the two numbers is 23. Find the two numbershow long will take birr 500 to get birr 50 simple interest at rate of 9,5% ?Daria bought a bracelet at an original cost of 16 to sell in her handicraft store. She marked up the price 45% . What was the list price of the bracelet?The sum of 7 times a number and 9 equals 3