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OpenStudy (anonymous):
marthas garden is 5 m wide and 8 m long. next year she plans to double the gardens area by increasing the width and lengthe by the same number of meters. what will be the new dimensions of the garden?
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jimthompson5910 (jim_thompson5910):
Original Area: A = LW A = 5*8 A = 40 New Area A = LW A = (5+x)*(8+x) 80 = 40 + 13x + x^2 x^2 + 13x + 40 - 80 = 0 x^2 + 13x - 20 = 0
jimthompson5910 (jim_thompson5910):
Solve for x to find the amount added to each dimension
OpenStudy (anonymous):
ok
OpenStudy (anonymous):
thanks for the help i got a 90% on my quiz
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