OpenStax, Contemporary Mathematics §5.9 Systems of Linear Equations in Two Variables · Example 4 · Algebra · Systems

Systems of Linear Equations in Two Variables · Example 4

Solve this system of linear equations by substitution:

${2 x + y = 7 x - 2 y = 6$

~5 minWritten answer · compare with the solution

OpenStax, Contemporary Mathematics · §5.9 Systems of Linear Equations in Two Variables · Example 4

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