document.write( "Question 436782: Write an equation of the given line containing the given point and parallel to the given line. express in the form y=mx+b\r
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document.write( "Problem (-5,7);4x=5y+7
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document.write( "the equation of the line is y= \n" );
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Algebra.Com's Answer #302135 by mananth(16946)![]() ![]() You can put this solution on YOUR website! 4 x -5 y = 7 \n" ); document.write( "Find the slope of this line \n" ); document.write( " \n" ); document.write( "-5 y = -4 x + 7 0.8 \n" ); document.write( "Divide by -5 \n" ); document.write( " y = 0.8 x + -1.4 \n" ); document.write( "Compare this equation with y=mx+b \n" ); document.write( "slope m = 0.8 \n" ); document.write( " \n" ); document.write( "The slope of a line parallel to the above line will be the same \n" ); document.write( " \n" ); document.write( "The slope of the required line will be 0.8 \n" ); document.write( " \n" ); document.write( "m=0.8 ,point(-5,7) \n" ); document.write( "Find b by plugging the values of m & the point in \n" ); document.write( "y=mx+b \n" ); document.write( "7=-4.00+b \n" ); document.write( "b=11 \n" ); document.write( "m=0.8 \n" ); document.write( "Plug value of the slope and b \n" ); document.write( "The required equation isy=0.8x+11 \n" ); document.write( " \n" ); document.write( " |