Unit 4 Linear Equations
& Linear Systems
Lesson
Standards
Learning Targets
Additional Resources
Lesson 1:
Building Toward:
NC.8.EE.7
Building On:
NC.7.NS.1
I can solve puzzle problems using diagrams, equations, or other representations.
Lesson 2:
I can represent balanced hangers with equations.
I can add or remove blocks from a hanger and keep the hanger balanced.
Digital Manipulative
Khan Academy Video
YouTube Videos
Representing and Solving Equations with Hanger Models
Multi-Step Equations with Distributive Property
Khan Academy Practice
Identify Equations from Visual Models (Hanger Diagrams)
Video Lesson Summary: G8U4V1 Solving Linear Equations in One Variable From Illustrative Mathematics
Lesson 3:
I can add, subtract, multiply, or divide each side of an equation by the same expression to get a new equation with the same solution.
Lesson 4:
I can make sense of multiple ways to solve an equation.
Lesson 5:
I can solve an equation where the variable appears on both sides.
Lesson 6:
I can solve linear equations in one variable.
Lesson 7:
I can determine whether an equation has no solutions, one solution, or infinitely many solutions.
Lesson 8:
I can solve equations with different numbers of solutions.
Lesson 9:
I can use an expression to find when two things, like height, are the same in a real-world situation.
Lesson 10:
I can interpret ordered pairs that are solutions to an equation.
I can identify ordered pairs that are solutions to an equation.
Lesson 11:
I can use graphs to find an ordered pair that two real-world situations have in common.
Lesson 12:
I can explain the solution to a system of equations in a real-world context.
I can explain what a system of equations is.
I can make graphs to find an ordered pair that two real-world situations have in common.
Khan Academy Videos
Setting Up System of Equations
Solving the Troll Riddle Visually
Systems of Equations Graphically
Khan Academy Practice
Systems of Equations with Graphing
Number of Solutions to Systems of Equations Graphically
Digital Manipulative
Video Lesson Summary: G8U4V4 Systems of Equations From Illustrative Mathematics
Lesson 13:
I can graph a system of equations.
I can solve systems of equations using algebra.
Khan Academy Videos
Systems of Equations with Substitution
Digital Manipulative
13.2: Matching Graphs to Systems
13.3: Different Types of Systems
Khan Academy Practice
Number of Solutions to a Systems of Equations Graphically
Video Lesson Summary: G8U4V5 Solving Systems of Equations From Illustrative Mathematics
Lesson 14:
I can use a system of equations to represent a real-world situation and answer questions about the situation.
Lesson 15:
I can solve inequalities and know when to flip the sign.
Lesson 16:
I can determine when an inequality has no solution or infinite solutions.
I can solve inequalities when there are variables on both sides and graph my answer on a number line.