It costs $50.00 to deliver 6 floral arrangements. it costs $80.00 to deliver 12 floral arrangements. what is the constant rate of change and initial value for this function?

25 ! the line of best fit is h = 5a + 86. predict the height at age 16. show your work.

Each month, a shopkeeper spends 5x + 14 dollars on rent and electricity. if he spends 3x−5 dollars on rent, how much does he spend on electricity? for which value(s) of x is the amount the shopkeeper spends on electricity less than $100? explain how you found the value(s).

Madeline takes her family on a boat ride. going through york canal, she drives 6 miles in 10 minutes. later on as she crosses stover lake, she drives 30 minutes at the same average speed. which statement about the distances is true?