Standard Alignments:

TEKS Math: A1.5.C

(C) Solve systems of two linear equations with two variables for mathematical and real-world problems.

AU Math: ACMNA237

(Y10) Solve linear simultaneous equations, using algebraic and graphical techniques, including using digital technology (ACMNA237)

CCSS Math: HSA.REI.5

HSA.REI.5 Prove that, given a system of two equations in two variables, replacing one equation by the sum of that equation and a multiple of the other produces a system with the same solutions.

HSA.REI.6

HSA.REI.6 Solve systems of linear equations exactly and approximately (e.g., with graphs), focusing on pairs of linear equations in two variables.

Related Lessons

Graph Linear Inequalities (Slope-Intercept Form)
Solve Multistep Equations
Solve a System of Two Linear Equations Using the Elimination Method
Solve Inequalities Involving Absolute Value
Add and Subtract Polynomials
Solve Quadratic Equations by Factoring
Compute X- and Y-Intercepts to Graph a Linear Equation
Use Real Number Properties to Perform Computational Procedures
Multiply Polynomials
Solve Quadratic Equations Using the Quadratic Formula
Convert Linear Equations in Standard Form to Slope-Intercept Form
Simplify Rational Expressions by Factoring
Identify Types of Systems of Linear Equations
Subtract Polynomials
Solve Rate Problems
Divide a Polynomial by a Monomial
Determine How Many Times the Graph of a Quadratic Function Intersects the X-Axis
Verify if an Ordered Pair is a Solution to a Linear Equation
Add Rational Expressions
Multiply Rational Expressions
Solve Equations with Unknown Coefficients
Graph the Solution Set to a System of Linear Inequalities
Add, Subtract, and Multiply Polynomials

Related Concepts

Properties of Operations in Simplified Expressions
Use Algebraic Terminology (Term, Variable, Coefficient, Constant, Degree)
Use Algebraic Terminology (Numerical Expression, Algebraic Expression)
Evaluate Algebraic Expressions Using Substitution (Exponents 1 of 2)
Identify the Constant of Proportionality
Solve Problems Involving Rates
Solve Equations with Squared Variables
Derive Linear Equations Using the Point-Slope Formula
Determine the Number of Solutions of a Linear Equations
Solve Multistep Equations
Graph a System of Linear Equations
Determine the Slope of a Line Using the Slope Formula
Graph Cubic Functions
Graph Quadratic Functions
Determine the Equation of a Line Using Slope-Intercept Form
Compute X- and Y-Intercepts to Graph a Linear Equation
Verify if an Ordered Pair is a Solution to a Linear Equation
Solve Inequalities Involving Absolute Value
Solve a System of Two Linear Equations Using the Elimination Method
Solve Linear Equation Word Problems
Convert Linear Equations in Standard Form to Slope-Intercept Form
Different Ways to Represent a Function Poster
Key Features of a Linear Function Poster
Key Features of Quadratic Function Poster
Key Features of a Quadratic Function Poster