How do you sketch the graph of 2x+5y=-5

One of every 20 customers reports poor customer service on your company’s customer satisfaction survey. you have just created a new process that should cut the number of poor customer service complaints in half. what percentage of customers would you expect to report poor service after this process is implemented? 1.) 5% 2.) 10% 3.) 2% 4.) 2.5%

What are the coordinates of the image of p for a dilation with center (0, 0) and scale factor 2

Me i’m stuck on all these questions besides the two bottom ones