Write an equation that is a linear function. then write an equation that is not a linear function. justify your answer

Because of your favorite lemonade it is $3.84 for 3 gallons. write this as an unit rate

Arectangular garden is 5 feet long and 3 feet wide. a second rectangular garden has dimensions that are double the dimensions of the first garden. what is the percent of change in perimeter from the first garden to the second garden?

Amotorboat maintained a constant speed of 12 miles per hour relative to the water in going 45 miles upstream and then returning. the total time for the trip was 8.0 hours. use this information to find the speed of the current.