# Unit 3 – Algebra Basics

Unit Description

The student will perform basic operations with algebraic expressions and solve simple algebraic equations using signed numbers. Emphasis should be placed on applications throughout the unit.

Upon completion of Unit 3 students will be able to:
3.1    Determine the absolute value of a number.
3.2    Demonstrate proper use of exponents.
3.3    Find the principal square root of a perfect square.
3.4    Simplify expressions involving signed numbers.
3.5    Write numbers in scientific notation.
3.6    Simplify algebraic expressions.
3.7    Evaluate a formula or algebraic expression for given values of the variables.
3.8    Solve one-step equations using the addition and multiplication properties.
3.9    Solve problems using proportions.
3.10    Solve application problems including finding perimeter, area and volume.

Specific Objectives

Upon completion of Unit 3 students will be able to:
3.1    Determine the absolute value of a number.
3.2    Demonstrate proper use of exponents.

3.3    Find the principal square root of a perfect square.

3.4    Simplify expressions involving signed numbers.

3.5    Write numbers in scientific notation.

3.6    Simplify algebraic expressions.

3.8    Solve one-step equations using the addition and multiplication properties.

3.9    Solve problems using proportions.

3.10    Solve application problems including finding perimeter, area and volume.