Raymond B. answered • 03/08/21
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5
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Math, microeconomics or criminal justice
a = kb
4=k(12)
k = 4/12 = 1/3
a = (1/3)b
a = (1/3)18 = 6
a = 6 when x = 18
Maddie H.
asked • 03/08/21if a varies directly as b and a=4 when b=12, what is the value of a when b=18?
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