Question 665680
a = (l)(w) = 66
l = w + 5
...
Substitute l into the area equation
(w+5)(w) = 66
w^2 + 5w - 66 = 0
(w+11 )(w-6)
w = -11 (width cannot be negative)
{{{highlight(width = 6) }}}ft
l = 66/6 = {{{highlight(length=11)}}}ft
...
Check {{{cartoon(
6 + 5,
11)}}}
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