Question

Determine whether y varies directly with x, if so find the constant of variation

Answer 1

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Yes, y varies directly with x,

constant of variation :

• 
  `(3 - 2)/( - 9 - ( - 6))`

• 
  `(1)/( - 3)`

• 
  `- ( 1)/(3)`

Equation will be :

• 
  `y = - ( 1)/(3) x`

so, the Correct choice is b