Tell whether x and y are in a proportional relationship. if so, find the unit rate. let y be the temperature x hours after midnight. the temperature is 60 degrees fahrenheit at midnight and decreases 2 degrees fahrenheit every 1/2 hour. a. yes, 1 degree fahrenheit per hour b. yes, 2 degrees fahrenheit per hour c. yes, 4 degrees fahrenheit per hour d. no

Afurniture manufacturer produces chairs and sofas. each chair requires 10 yards of fabric, and each sofa requires 20 yards of fabric. the manufacturer has 300 yards of fabric available. to fulfill orders, the number of sofas must be at least twice the number of chairs. let x be the number of chairs and y the number of sofas. which inequalities are described in the problem? check all of the boxes that apply

Cody started biking to the park traveling 15 mph, after some time the bike got a flat so cody walked the rest of the way, traveling 4 mph. if the total trip to the park took 6 hours and it was 46 miles away, how long did cody travel at each speed? solve using rate times time= distance

Find solution of the linear equation y = 2/3x + 1/3