n 1995, 480 high school seniors at Boyertown had pagers
Number if students have pagers = 480
Every year that number decreased by 19%.
Amount of students decrease 19% of 480
[tex]\begin{gathered} \text{ 19\% of 480=}\frac{19\times480}{100} \\ \text{ 19\% of 480=91.2} \\ \text{ 19\% of 480}\approx19 \end{gathered}[/tex]Amount of studnets decareases every year : 19
Let x be the number of years and y be the number students have pagers :
y= 480-19x
