1 answer:
Answer: 3/5 inches
Step-by-step explanation:
l= 5w+7
A = wl
w(5w+7) = 6
5w²+7w = 6
5w²+7w -6 = 0
5w²+10w-3w-6=0
5w(w+2)-3(w+2)=0
(5w-3)(w+2)=0
5w-3=0 w+2=0
5w=3 w=-2in
w=3/5in
width cannot be negative, so the width is 3/5 inches.
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Of means multiply
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