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Exemples populaires
The sum of three numbers is 79 . The second number is 2 times a number. The first number is 7 more than a number5 less than the product of two and a number.Jack is twice as old as Lacy. In three years, the sum of their ages will be 54.how old will be lacy three years from nowA number more than 2.the sum of two numbers is 22 and their différence is 12