the cheerleading squad is selling bumper stickers and school pennants. bumper stickers cost $5 each and pinions cost $10 each. Write an equation if the cheerleaders want to raise $500. write an equation of the cheerleaders want to raise $1,000 let x equal the number of bumper stickers sold and y equal the number of penance owed. If you graph these equations are these lines parallel? Why or why not?