document.write( "Question 44275: What is the y value of the y-intercept for the graph of the equation \r
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document.write( "-4x+5y=9?\r
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document.write( "Is it 9/5 \n" );
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Algebra.Com's Answer #29180 by AnlytcPhil(1806)![]() ![]() You can put this solution on YOUR website! \r\n" ); document.write( "What is the y value of the y-intercept for the graph of the equation\r\n" ); document.write( " \r\n" ); document.write( "-4x+5y=9? \r\n" ); document.write( "\r\n" ); document.write( "Is it 9/5.\r\n" ); document.write( "\r\n" ); document.write( "Yes.\r\n" ); document.write( "\r\n" ); document.write( "1. To find the x value of the x-intercept, substitute 0 for the other lettsr,\r\n" ); document.write( "y, and solve for x. That will be the x value of the x intercept.\r\n" ); document.write( "\r\n" ); document.write( "2. To find the y value of the y-intercept, substitute 0 for the other lettsr,\r\n" ); document.write( "x, and solve for y. That will be the y value of the y intercept.\r\n" ); document.write( "\r\n" ); document.write( "You only asked for the y value of the y intercept, so we substitute (0) for\r\n" ); document.write( "the other letter, x,\r\n" ); document.write( "\r\n" ); document.write( " -4x + 5y = 9\r\n" ); document.write( "\r\n" ); document.write( " -4(0) + 5y = 9\r\n" ); document.write( "\r\n" ); document.write( " 0 + 5y = 9\r\n" ); document.write( "\r\n" ); document.write( " 5y = 9 \r\n" ); document.write( "\r\n" ); document.write( " y = 9/5\r\n" ); document.write( "\r\n" ); document.write( "So you are right. The y-intercept is the point (0, 9/5)\r\n" ); document.write( "\r\n" ); document.write( "To find the x value of the x intercept, we substitute\r\n" ); document.write( "(0) for the other letter, y,\r\n" ); document.write( "\r\n" ); document.write( " -4x + 5y = 9\r\n" ); document.write( "\r\n" ); document.write( " -4x + 5(0) = 9\r\n" ); document.write( "\r\n" ); document.write( " -4x + 0 = 9\r\n" ); document.write( " \r\n" ); document.write( " -4x = 9\r\n" ); document.write( "\r\n" ); document.write( " x = -9/4 \r\n" ); document.write( " \r\n" ); document.write( "The x-intercept is the point (-9/4, 0)\r\n" ); document.write( "\r\n" ); document.write( "Edwin\n" ); document.write( " |