document.write( "Question 1118737: Without graphing, classify the following system as independent, dependent, or inconsistent.\r
\n" ); document.write( "\n" ); document.write( "Both of these are part of the same system, I just don't know how to mark them as such.\r
\n" ); document.write( "\n" ); document.write( "\"-x-2y=-7\"
\n" ); document.write( "\"5x-y=2\"\r
\n" ); document.write( "\n" ); document.write( "A) Independent\r
\n" ); document.write( "\n" ); document.write( "B) Dependent\r
\n" ); document.write( "\n" ); document.write( "C) Inconsistent
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Algebra.Com's Answer #734150 by ikleyn(52794)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "Answer.   Independent.\r
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document.write( "    It means that the system has a unique solution.\r\n" );
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\n" ); document.write( "\n" ); document.write( "There are many ways to see it.\r
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\n" ); document.write( "\n" ); document.write( "One way is to notice that the co-named coefficients of the system are not proportional.\r
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\n" ); document.write( "\n" ); document.write( "Another way to see and to express it is to notice that the determinant of the system is not zero.\r
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\n" ); document.write( "\n" ); document.write( "If you want more info and explanations, look into my lesson\r
\n" ); document.write( "\n" ); document.write( "    - Geometric interpretation of a linear system of two equations in two unknowns \r
\n" ); document.write( "\n" ); document.write( "in this site.\r
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