Caitlyn sells her drawings at the county fair. she wants to sell at least 80 drawings and has portraits and landscapes. she sells the portraits for $10 each and the landscapes for $12 each. she needs to sell at least $840 worth of drawings in order to earn a profit.

write a system of 2 inequalities to model this situation. use " = x " for the number of portraits and " y " for the number of landscapes.

What is the solution to the system of the equations? x = y - 3 x + 3y = 13

Afarm that has 4 x 10^2 acres has 1.2 x 10^5 cattle. what is the average number of cattle per acre? write the answer in scientific notation. answere asap

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)