Maggie left home walking at 2
miles/hour. Two hours later, her brother Andrew left home riding his bike at 6 miles/hour. How long after he left did Andrew catch up with his sister?

2x+3y=12 x-y=6 solve the following system equations

With #! i’ve tried to figure it out but i can’t.

Acircular city park has a sidewalk directly through the middle that is 111 - feet long. if each bag of fertilizer covers 50 square feet, then determine how many bags of fertilizers the parks and recreation department needs to use to cover the circular park. ignore all the sidewalks around and through the park.