document.write( "Question 808844: The equation y=-90x + 1440 represents the time (in minutes) left after x games of a tournament.
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document.write( "1) Graph the equation
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document.write( "2) Interpret the x-intercept and slope.\r
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document.write( "Not sure how to answer questions one and two based on the equation given.
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document.write( "Diane \n" );
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Algebra.Com's Answer #487268 by josmiceli(19441)![]() ![]() You can put this solution on YOUR website! The minus sign in front of the \n" ); document.write( "that the line slopes from the upper left to \n" ); document.write( "the lower right. Here's a plot: \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "-------------------- \n" ); document.write( "The negative slope means that as the number of games, \n" ); document.write( "increases, the number of minutes remaining decreases. \n" ); document.write( "-------------------- \n" ); document.write( "At the x-intercept, the number of minutes remaining is zero, \n" ); document.write( "so all the games, \n" ); document.write( "the tournament is over. \n" ); document.write( "Note that \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |