Becky is using the expression 2z + 3 to represent the number of chairs in her classroom. There are twice as many chairs as tables, and there are three extra chairs in the back. What does z represent?

The number of chairs.
The number of tables.
The number of chairs at tables.
The number of chairs and tables

Respuesta :

Answer:

The number of tables

Step-by-step explanation:

Let

z ----> the number of tables

y-----> the number of chairs

we know that

[tex]y=2z+3[/tex]

therefore

z represent the number of tables

Answer:

the number of tables :]

Step-by-step explanation: