document.write( "Question 827277: How do I solve this problem?
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document.write( "sketch the graph of the equation?
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document.write( "-4x+32y=-28 \n" );
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Algebra.Com's Answer #498607 by AnlytcPhil(1806)![]() ![]() You can put this solution on YOUR website! \r\n" ); document.write( "-4x+32y = -28\r\n" ); document.write( "\r\n" ); document.write( "Find 3 points:\r\n" ); document.write( "\r\n" ); document.write( "Let y = -1\r\n" ); document.write( "\r\n" ); document.write( "-4x+32(-1) = -28\r\n" ); document.write( "-4x-32 = -28\r\n" ); document.write( " -4x = 4\r\n" ); document.write( " x = -1\r\n" ); document.write( "\r\n" ); document.write( "So one point is (-1,-1)\r\n" ); document.write( "\r\n" ); document.write( "Let y = 0\r\n" ); document.write( "\r\n" ); document.write( "-4x+32(0) = -28\r\n" ); document.write( " -4x = -28\r\n" ); document.write( " x = 7\r\n" ); document.write( "\r\n" ); document.write( "So another point is (7,0)\r\n" ); document.write( "\r\n" ); document.write( "Let y = 1\r\n" ); document.write( "\r\n" ); document.write( "-4x+32(1) = -28\r\n" ); document.write( " -4x+32 = -28\r\n" ); document.write( " -4x = -60\r\n" ); document.write( " x = 15\r\n" ); document.write( "\r\n" ); document.write( "So another point is (15,1) \r\n" ); document.write( "\r\n" ); document.write( "Plot those points:\r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( "\n" ); document.write( " |