If Y Varies Directly as X, Find a Linear Function $$y = 2 \text { when } x = \frac { 1 } { 9 }$$

question 74

Multiple Choice

If y varies directly as x, find a linear function which relates them.
- $$y = 2 \text { when } x = \frac { 1 } { 9 }$$

• A) \(f ( x ) = \frac { x } { 18 }\)
• B) \(f ( x ) = \frac { x } { 2 }\)
• C) \(f ( x ) = 18 x\)
• D) \(f ( x ) = x + \frac { 17 } { 9 }\)