Ellyzebviz
Answered

if y varies directly as x, and y = 18 when x = 9 what is the constant of the variation?

a. 1. b. 2. c. 3. d. 4.
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Sagot :

Estomobj01viz

The answer is letter B. 2

Step-by-step explanation:

[tex]k = \frac{y}{x} \\ k = \frac{18}{9} \\ k = 2 [/tex]

hope it helps...