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Use addition or substitution to find the value of x for this set of equations. top line x + y = 14 bottom line x = 6y

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1 Answer

             x + y = 14 
         —  
              x - 6y = 0   
               y - (-6y) = 14 ----> 7y = 14 ---> y = 2
        x = 6 * 2 = 12
                                     (12, 2)   

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