Given the expression "three less than a number", what is the value of the expression if the number is equal to -1?
Question 2
2.
What property justifies the work between Step 4 and Step 5?
Question 3
3.
Nina's cable provider charges her a monthly fee of $45 and an additional $3 for every movie she rents. She has budgeted to spend no more than $60 per month for cable. Which inequality describes the maximum number of movies she can rent per month?