QUESTIONS 17–19 ARE BASED ON THE FOLLOWING GRAPH OFWILDFIRE TRENDS.COM...

35. Nationwide, in one year there were about 21,500

)

2

x

+

(

residential fires associated with furniture. Ofa.x– 2b.x+ 4these, 11,350 were caused by smoking materials.About what percent of the residential furniturec. x

²

+ 3x+ 2fires were smoking-related?d.x+ 2a.47%b.49%