document.write( "Question 648517: I'm having problems with this can anyone help me?\r
\n" ); document.write( "\n" ); document.write( "Solve the system by graphing, if possible. (If the system is inconsistent, enter INCONSISTENT. If the system is dependent, enter DEPENDENT.)\r
\n" ); document.write( "\n" ); document.write( "3x − 3y = 21
\n" ); document.write( "x − y = 13
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Algebra.Com's Answer #406706 by swincher4391(1107)\"\" \"About 
You can put this solution on YOUR website!
Solve each in terms of y:\r
\n" ); document.write( "\n" ); document.write( "3x -3y = 21\r
\n" ); document.write( "\n" ); document.write( "3(x-y) = 21
\n" ); document.write( "x-y = 7\r
\n" ); document.write( "\n" ); document.write( "y = x-7\r
\n" ); document.write( "\n" ); document.write( "x-y = 13\r
\n" ); document.write( "\n" ); document.write( "-y = -x +13\r
\n" ); document.write( "\n" ); document.write( "y = x -13\r
\n" ); document.write( "\n" ); document.write( "When you graph these two lines you'll see they never intersect. Thus there is no solution and hence INCONSISTENT.
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