Mathematics, 05.11.2020 21:20, 24lbriscoe

Y= 99
9. Suppose a varies directly as b, and a = 7 when b = 2. Find b when a = 21.

Answers: 3

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Y= 99
9. Suppose a varies directly as b, and a = 7 when b = 2. Find b when a = 21....