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Lesson 1: Number Puzzles

I can solve puzzle problems using diagrams, equations, or other representations.
Lesson 2: Keeping the Equation Balanced

I can represent balanced hangers with equations.

I can add or remove blocks from a hanger and keep the hanger balanced.
Lesson 3: Balanced Moves

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: More Balanced Moves

I can make sense of multiple ways to solve an equation.
Lesson 5: Solving Any Linear Equation

I can solve an equation where the variable appears on both sides.
Lesson 6: Strategic Solving

I can solve linear equations in one variable.
Lesson 7: All, Some, or No Solutions

I can determine whether an equation has no solutions, one solution, or infinitely many solutions.
Lesson 8: How Many Solutions?

I can solve equations with different numbers of solutions.
Lesson 9: When Are They the Same?

I can use an expression to find when two things, like height, are the same in a realworld situation.
Lesson 10: On or Off the Line?

I can interpret ordered pairs that are solutions to an equation.

I can identify ordered pairs that are solutions to an equation.
Lesson 11: On Both of the Lines

I can use graphs to find an ordered pair that two realworld situations have in common.
Lesson 12: Systems of Equations

I can explain the solution to a system of equations in a realworld context.

I can explain what a system of equations is.

I can make graphs to find an ordered pair that two realworld situations have in common.
Lesson 13: Solving Systems of Equations

I can graph a system of equations.

I can solve systems of equations using algebra.
Lesson 14: Solving More Systems

I can use the structure of equations to help me figure out how many solutions a system of equations has.
Lesson 15: Writing Systems of Equations

I can write a system of equations from a realworld situation.
Lesson 16: Solving Problems with Systems of Equations

I can use a system of equations to represent a realworld situation and answer questions about the situation.