Pamela is a college student. She pays tuition every semester and rent every month, and she uses cash daily for food. The expression 2x+12y+365z represents her yearly expenses.
Which variable represents her rent?
She probably pays rent every month , 12 times, y .
12y
The variable that represents Pamela's rent in the expression 2x + 12y + 365z is "y".
To understand why "y" represents her rent, let's break down the expression:
- The term 2x represents Pamela's tuition expenses every semester. Here, "x" is the variable representing her tuition expenses.
- The term 12y represents Pamela's monthly expenses. Since rent is mentioned as a monthly expense, the variable "y" must represent her monthly expenses, which include rent.
- The term 365z represents Pamela's daily expenses for food. Here, "z" represents the variable for her daily expenses.
Therefore, since rent is included in Pamela's monthly expenses, the variable "y" represents her rent in the expression 2x + 12y + 365z.