document.write( "Question 155909: i have to write an equation for the line containing the indicated points.
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document.write( "(0,0) (3,30)
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document.write( "please help by showing me how to do this!!!! \n" );
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Algebra.Com's Answer #114856 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! i have to write an equation for the line containing the indicated points. \n" ); document.write( "(0,0) (3,30) \n" ); document.write( "please help by showing me how to do this!!!! \n" ); document.write( "----------------- \n" ); document.write( "Put it in the y-intercept form to start, y = mx + b where m is the slope and b is value of x when it crosses the Y-axis (or where 30-0= 0). \n" ); document.write( "First, find the slope m. \n" ); document.write( "m = (y2-y1)/(x2-x1) \n" ); document.write( "m = (30-0)/(3-0) \n" ); document.write( "m = 10 \n" ); document.write( "Then use the y = mx + b \n" ); document.write( "y - y1 = m*(x - x1) \n" ); document.write( "y -0 = 10*(x - 0) \n" ); document.write( "y = 10x \n" ); document.write( "------------ \n" ); document.write( "You can use the other point to get the same answer: \n" ); document.write( "y - 30 = 10*(x-3) \n" ); document.write( "y - 30 = 10x -30 \n" ); document.write( "y = 10x \n" ); document.write( "That's all. \n" ); document.write( " |