Algebracan you answer my question

Solve the system by graphing. (If the system is inconsistent, enter INCONSISTENT. If the system is dependent, enter DEPENDENT.)
{x-y=4
{2x+3y=13
How can I tell if it is Inconsistent or Dependent

Thank you

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  1. http://www.wolframalpha.com/input/?i=plot+x-y%3D4+%2C+2x%2B3y%3D13+

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    posted by Reiny

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