Question

The width of a rectangle is 6n-3.5 feet and the length is 3.5n+ 4 feet. Find the perimeter of the rectangle. The perimeter of the rectangle is feet. (Simplify your answer. Use integers or decimals for any numbers in the expression) .​

Answer 1

19n + 1

Explanation:

perimeter = 2(length + width)

perimeter = 2(3.5n + 4 + 6n - 3.5)

perimeter = 2(9.5n + 0.5)

perimeter = 19n + 1