document.write( "Question 1175917: 6x-12y=24
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Algebra.Com's Answer #801685 by Edwin McCravy(20059)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "Instead of doing it for you, I'll do one exactly like it,\r\n" );
document.write( "step-by-step.  Just follow it as a guide.\r\n" );
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document.write( "I'll do this one instead:\r\n" );
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document.write( "7x-13y = 73\r\n" );
document.write( "-x-7y=25\r\n" );
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document.write( "Solve the second equation for x\r\n" );
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document.write( "-x-7y=25\r\n" );
document.write( "   -x=25+7y\r\n" );
document.write( "    x=-25-7y   \r\n" );
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document.write( "Substitute (-25-7y) for x in the first equation\r\n" );
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document.write( "7x-13y = 73\r\n" );
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document.write( "7(-25-7y)-13y = 73\r\n" );
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document.write( " -175-49y-13y = 73\r\n" );
document.write( "     -175-62y = 73\r\n" );
document.write( "         -62y = 248\r\n" );
document.write( "            y = 248/(-62)\r\n" );
document.write( "            y = -4\r\n" );
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document.write( "Substitute (-4) for y in\r\n" );
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document.write( "    x=-25-7y\r\n" );
document.write( "    x=-25-7(-4)\r\n" );
document.write( "    x =-25+28\r\n" );
document.write( "    x = 3\r\n" );
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document.write( "Now do yours step by step the same way.\r\n" );
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document.write( "Edwin
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