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Posted by on Monday, July 25, 2011 at 9:37pm.

solve by the elimination method
x+6y=12

-x+7y=1

  • math - , Tuesday, July 26, 2011 at 8:30am

    x + 6y = 12 --- eq 1

    -x + 7y = 1 --- eq 2
    ------------

    13y = 13

    y = 13/13

    y = 1

    Sub y = 1 in eq 1 or eq 2 and find for x

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