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Translate the problem into an equation:
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the scale of a rectangle is 1cm:320m. the length of the rectangle is 2.5 cm and the width is 12.5 cm. what is the actual diện tích of the rectangle?The perimeter of a rectangle is 34 units. Its width is 6.5 units.Write an equation to determine the length of the rectangle.Huilan's age is two times Thomas's age. The sum of their ages is 51. What is Thomas's age?The diện tích of a square garden is: 72m^2 Howlong is the diagonal?the sum of two consecutive numbers is half of 506. What are the numbers