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Learning Goal

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Solving systems (substitution, elimination, graphing)

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Lesson Plan · Guided Notes · Exit Ticket · Re-teach · Homework

A 604. Solve systems of two linear equations A 403. Solve routine first-degree equations A 601. Manipulate expressions and equations AF 503. Match linear equations with their graphs in the coordinate plane AF 602. Build functions and write expressions, equations, and inequalities for common algebra settings (e.g., distance to a point on a curve and profit for variable cost and demand)

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A 604. Solve systems of two linear equations
A 403. Solve routine first-degree equations
A 601. Manipulate expressions and equations
AF 503. Match linear equations with their graphs in the coordinate plane
AF 602. Build functions and write expressions, equations, and inequalities for common algebra settings (e.g., distance to a point on a curve and profit for variable cost and demand)

What you'll learn

  1. Determine whether a given ordered pair is a solution of a system by substituting into both equations
  2. Solve a system of two linear equations by substitution, choosing the variable to isolate from the coefficients
  3. Solve a system of two linear equations by elimination, including cases where both equations must be scaled
  4. Solve a system of two linear equations by graphing, and explain why the point of intersection is the solution
  5. Select the most efficient method for a given system by reading its form
  6. Translate a two-quantity word problem into a system of two linear equations and solve it

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