Question

Fill in the blanks !

- An algebraic expression consists of variables, numbers, and operations.
- Algebra _ can be used to model situations with unknown quantites.
- Write algebraic expressions to represent situations with _ quantities.

Answer 1

Here are the filled-in blanks:

- An algebraic expression consists of variables, numbers, and operations.
- Algebra **can be** used to model situations with unknown quantities.
- Write algebraic expressions to represent situations with **unknown** quantities.