A proportional relationship is shown in the table below:
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-:|-:|-:|-:|-:|-:|
$x$|$0$|$1.4$|$2.8$|$4.2$|$5.6$
$y$|$0$|$1$|$2$|$3$|$4$
**What is the slope of the line that represents this relationship?**
$\qquad$[[☃ input-number 1]]
**Graph the line that represents this relationship.**
[[☃ interactive-graph 1]]