Ms. Ghandi runs 1 mile each morning and 1 mile each evening. She also does 10 push-ups each morning and each evening.
a. Ms. Gbandi writes the two expressions 2(m + 10p) and 2m + 20p. Explain how each
expression represents how much she exercises.
b. Ms. Ghandi wants to determine how much she will exercise this week. Write an expression to
model this situation. Explain your expression.