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X Y -10 2 -15 3 -25 5 Determine whether y varies directly with x. If so, find the constant of variation and write the equation
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4 votes
X Y

-10 2
-15 3
-25 5

Determine whether y varies directly with x. If so, find the constant of variation and write the equation

User Vikash Pandey
by
8.0k points

1 Answer

3 votes

Answer:

x = -5y

Explanation:

x = ay

-10 = 2a

a = -5

x = ay

-15 = 3a

a = -5

x = ay

-25 = 5a

a = -5

User Majorie
by
7.7k points
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