How do you subtract (5x^3 - 12x^2 + 2x) - (2x^3 - 7x2 + 14)

The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?

Samantha is growing a garden in her back yard. she spend $90 setting up the garden bed and buying the proper garden supplies. in addition, each seed she plants cost $0.25. a. write the function f(x) that represents samantha's total cost on her garden. b. explain what x represents. c. explain what f(x) represents. d. if samantha plants 55 seeds, how much did she spend in total?

Combine the information in the problem and the chart using the average balance method to solve the problem.