document.write( "Question 469034: If a line has a slope of 3 and cuts the y axis at the point 7, what is its equation?\r
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document.write( "Please help - struggling with working this out!! \n" );
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Algebra.Com's Answer #321804 by mananth(16946)![]() ![]() You can put this solution on YOUR website! m= 3.00 \r \n" ); document.write( "\n" ); document.write( "y=mx+b \n" ); document.write( "Find b \n" ); document.write( "intercepts x axis at (7,0) \n" ); document.write( " \n" ); document.write( "Plug value of the slope and point (7,0) in \n" ); document.write( "Y = m x + b \n" ); document.write( "0.00 = 21 + b \n" ); document.write( "b= 0 21 \n" ); document.write( "b= -21 \n" ); document.write( "So the equation will be \n" ); document.write( "Y = 3x -21 \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " \n" ); document.write( " |