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If y varies directly as x, and y is 12 when x is 1.2, what is the constant of variation for this relation?
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If y varies directly as x, and y is 12 when x is 1.2, what is the constant of variation for this relation?

User NeliJ
by
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2 Answers

2 votes
If you multiply 12 by 0.1, you get 1.2. To write this as a function you would say y is x multiplied by 0.1.
y=0.1x
User Nopper
by
8.0k points
3 votes

Answer:

B. 10

Explanation:

y = k x

12 = k 1.2

k = 12/1.2

k = 10

User Brandon Cuff
by
8.3k points
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