Farmer Johnson has $80 to purchase 6 bags of corn. Each bag of corn costs $7. Select an expression or number for each blank to make the sentence true.

The table below represents the displacement of a fish from its reef as a function of time: time (hours) x displacement from reef (feet) y 0 4 1 64 2 124 3 184 4 244 part a: what is the y-intercept of the function, and what does this tell you about the fish? (4 points) part b: calculate the average rate of change of the function represented by the table between x = 1 to x = 3 hours, and tell what the average rate represents. (4 points) part c: what would be the domain of the function if the fish continued to swim at this rate until it traveled 724 feet from the reef? (2 points)

A+b= 17, ab=70, find the value of |a-b|

The quotient of 15 and a number is 1 over 3 written as an equation