# Solving Equations & Inequalities

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