Asked by wilfredo
Mike would like to enlarge his rectangular front yard which is currently 80 feet by 40 feet. He can only extend the width and length by 5x feet. If x = 7 feet, what will be the increase in area of the front yard?
How can this problem be raised to a higher level of complexity
How can this problem be raised to a higher level of complexity
Answers
Answered by
bobpursley
I am wonder what width and length means..is that the sum, or each?
I will assume it is each width and length.
80+5x)(40+5x)= 80*40+200x+400x+25x^2
but this is an INCREASE of
600x+25x^2 or you do it for x=7
I will assume it is each width and length.
80+5x)(40+5x)= 80*40+200x+400x+25x^2
but this is an INCREASE of
600x+25x^2 or you do it for x=7
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