SOLUTION: find the area and perimeter of a rectangle whose length is x and whose width is (4x+5)

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Question 356941: find the area and perimeter of a rectangle whose length is x and whose width is (4x+5)
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
Area is x%284x%2B5%29+=+4x%5E2%2B5x.
perimeter is 2x+%2B+2%284x%2B5%29+=+2x%2B8x%2B10+=+10x%2B10.