document.write( "Question 441: find the slope and y-intercept of each line. graph the line.
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document.write( "-x+3y=6 \n" );
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Algebra.Com's Answer #171 by AnlytcPhil(1806)![]() ![]() You can put this solution on YOUR website! >>find the slope and y-intercept of each line. graph the line. \n" ); document.write( "` \n" ); document.write( "-x+3y=6<< \n" ); document.write( "` \n" ); document.write( "To find the slope of a line, solve it for y, which puts it in the form \n" ); document.write( "` \n" ); document.write( "y = mx + b \n" ); document.write( "` \n" ); document.write( "and then the coefficient of x, is the slope m,a nd the number b tells us \n" ); document.write( "that the y-intercept is (0, b) \n" ); document.write( "` \n" ); document.write( " -x + 3y = 6 \n" ); document.write( "` \n" ); document.write( "Add x to both sides \n" ); document.write( "` \n" ); document.write( " 3y = x + 6 \n" ); document.write( "` \n" ); document.write( "Multiply every term by 1/3 \n" ); document.write( "` \n" ); document.write( " 1/3·3y = 1/3·x + 1/3·6 \n" ); document.write( "` \n" ); document.write( " y = 1/3·x + 2 \n" ); document.write( "` \n" ); document.write( "This is in the slope-intercept form \n" ); document.write( "` \n" ); document.write( " y = mx + b \n" ); document.write( "` \n" ); document.write( "The coefficient of x is 1/3, so the slope, m, is 1/3 \n" ); document.write( "The term b = 2 tells us that the y-intercept is (0,b) or (0,2) \n" ); document.write( "` \n" ); document.write( "Graph: \n" ); document.write( "' \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "Edwin \n" ); document.write( " \n" ); document.write( " |