Use the table given to answer questions (a) and (b).
- What was the total number of muffins sold?
- Express your answer in terms of z in the simplest form. If z = 22, how many less muffins were sold on Saturday than on Sunday?
Day | Number of muffins sold |
Monday to Friday | 5z per day |
Saturday | z + 35 |
Sunday | 4z - 6 |