The area of a rectangle is 50 yd^2 , and the length of the rectangle is 5 yds less than three times the width. Find the dimensions of the rectangle
asked Jun 30, 2014 in Word Problem Answers by romac

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1 Answer

the width =x

the length = 3x-5

the area=x(3x-5)=50

3x^2-5x-50=0

(3x+10)(x-5)=0

3x+10=0

x=-10/3 (doesn't work, because negative)

x-5=0

x=5yd(the width)

15-5=10yd(the length)
answered Jun 30, 2014 by tdschool Level 8 User (35,340 points)

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