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Home > CCA > Chapter 7 > Lesson 7.1.6 > Problem 7-74

7-74.

Find values of and that make each system of equations true (i.e., solve each system). Be sure to show your work or explain your thinking clearly. Homework Help ✎


  1. Remember that .

    You can use this fact to make the first equation , and then substitute for in the second equation.

    Solve for .