Chapter 6 Test—Algebra I - Crestwood High School

Method Example When to Use Graphing When you want a visual understanding of the problem. Substitution y = 4 + 2x. 2x + 7y = 3 When one equation is already solved for x or y. Elimination Addition 3x – 5y = 23. 4x + 5y = 14 When coefficients of one variable are opposites. Elimination Subtraction 3x … ................
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