Amy is helping plan her school's new basketball court. The west edge of the basketball court is located on the line y = -4x. The east edge cannot intersect with the west edge.
On which line could the east edge be located?

Acompany that manufactures and sells guitars made changes in their product range. from the start they had 20 models. then they reduced the number of models to 15. as a result, the company enjoyed a 10% increase in turnover. - how much did the stock level change? in (%)