A is directly proportional to b such that a=2b find a when b=3 find b when a =7

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Thedjaney asked Jul 12, 2022

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A is directly proportional to b such that a=2b
find a when b=3
find b when a =7

Mathematics
high-school

Thedjaney asked Jul 12, 2022

by Thedjaney

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Answer:

a=2*3 = 6.

7=2b

7/2= 2ɓ/2

b=7/2 or 3⅓.

Rob Mayoff answered Jul 12, 2022

by Rob Mayoff

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18 votes

Answer:

3.5

Explanation:

a=2b

a=2(3) = 6

7=2b = 7/2 = 3.5

I hope this helps.

Nicolas Lino answered Jul 17, 2022

by Nicolas Lino

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a=2*3 = 6.

7=2b

7/2= 2ɓ/2

b=7/2 or 3⅓.

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