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Could you guys help a sista out? I’m struggling
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24 votes
24 votes
Could you guys help a sista out? I’m struggling

Could you guys help a sista out? I’m struggling-example-1
User Glynn Bird
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1 Answer

10 votes
10 votes
width 5
length 7

W * L = 35
L = 4 * W - 13
W * (4W-13) = 35
4 W^2 - 13 W - 35 = 0
delta = 169 + 4*4*35 = 729 = 27^2
W = (13 + 27) / 8 = 5 (its the only solution since 13 - 27 is less than 0 which makes no sense)
L = 4 * 5 - 13 = 7
User Boliva
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