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Unit 6 - Systems of Equations and Inequalities

Algebra 1 

Unit 6: Systems of Equations and Inequalities

Approximately 16 days





By the end of this unit you should be able to say I CAN…

6.1   Solve a system of equations by graphing, substitution, and elimination. (6 days)

6.2  Compare all methods to solving a system. (2 days)

6.3  Use systems of equations to model real world applications and solve word problems. (2 days)


6.5  Graph linear inequalities from slope-intercept and  standard forms.

6.6  Write a linear inequality given a graph.

6.7  Solve systems of linear inequalities.

6.8   Use systems of linear inequalities to model real world applications and solve word problems. (6.5,6.6,6.7,6.8 - 4 days)

Review and Exam (2 days)



Embedded within all modules  are the following learning targets

  • Recognize units given or needed to solve problem
  • Determine if the solution to a multi-step problem is reasonable using given units
  • Choose appropriate units to represent a problem when using formulas or graphing.
  • Interpret units or scales used in formulas or represented in graphs.
  • Use units as a way to understand problems and to guide the solution of multi-step problems.