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nadezda [96]
3 years ago
9

Determine whether y varies directly with x. If so, find the constant of variation k. 7y = –x

Mathematics
2 answers:
saul85 [17]3 years ago
8 0
Answer: B



Explanation: comment above me LOL
fomenos3 years ago
3 0

Answer:

b

Step-by-step explanation:

The equation of quantities in direct variation is

y = kx ← k is the constant of variation

Given

7y = - x ( divide both sides by 7 )

y = - \frac{1}{7} x ← in direct variation form

with k = - \frac{1}{7}

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