Solve the Problem $y = 5 x$ B) $y = x$ C) $y = \frac { x } { 2 }$

Multiple Choice

Solve the problem.
-The number of marbles y that Jack has is a function of the number of marbles x that Kevin has. This is shown in the following graph. Write an equation for y(x) .

A) $y = 5 x$
B) $y = x$
C) $y = \frac { x } { 2 }$
D) $y = 2 x$