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The perimeter of a rectangular lot of land is 436 ft. this includes an easement of x feet of uniform width inside the lot on which no building can be done. if the buildable area is 122 ft by 60 ft, determine the width of the easement. select one: a. 9 feet b. 18 feet c. 4.5 feet d. 7 feet

What is the approximate mark up percentage rate before m equals $1740 marked up from p equals $19,422

What is the sum of 25x + 15y and (-18x - 6y)