**Big Ideas**:

- Know that the solution(s) to an equation is(are) the value(s) that make the equation true.
- Know that the solution to a system of equations is the point of intersection on the graph.
- Solve equations and inequalities and represent their solutions graphically.
- Solve systems of equations using substitution and elimination methods
- Interpret a real-world situation and model it with an equation/inequality.

**A.2.1: Solving Equations in One and Two Variables**

*What is the solution to an equation?**Solve simple equations mentally.**Understand the properties that are used to solve equations.**Solve equations that require multiple steps.**Model situations/stories with equations**Solve equations that require squaring and square roots.**Representing equations with two variables (graphing) [A.REI.10]*

**A.2.2: Solving Inequalities in one and two variables**

*Solve simple equations mentally.**Understand the properties that are used to solve equations.**Solve equations that require multiple steps.**Model situations/stories with equations*- Solutions to inequalities in two variables (graphing)

**A.2.3: Solving systems of equations and inequalities by graphing**

*Solving systems of equations by graphing**Solving systems of inequalities by graphing*

**A.2.4: Solving Systems of Equations and Inequalities Algebraically**

*Solving systems of equations using equal values**Solving systems of equations using substitution**Solving systems of equations using elimination*

**A.2: Assessments**