Chapter 6 Test—Algebra I - Crestwood High School

substitution. 3. Solve the system 2x + 5y = 7 and 3x + 6y = 3 by . elimination. 4. Solve the system 2x + 2y =3 and x – 2y = 1 by . any method. III. Graphing Calculator. Solve the system of equation by graphing. (10points ). 1. Two planes are in flight near a local airport. ................
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