What is the slope of the line on the graph?

For which rational expression is -2 an excluded value of x?

The la dodgers hit the most homeruns in 2014. the number of homeruns accounted for 6% of the entire major leauge baseball homerun count. if 583 total homeruns were hit, approximately how many did the la dodgers hit

A50% increase followed by 33 1/2% decrease