document.write( "Question 695474: Write the equation of a line that passes through the points (4,4) and (-2,1).
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document.write( " Your answer should be in slope intercept form (y = mx + b)\r
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document.write( "im so confused i have no clue how to do any of this.. \n" );
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Algebra.Com's Answer #428502 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! Write the equation of a line that passes through the points (4,4) and (-2,1). \n" ); document.write( "Your answer should be in slope intercept form (y = mx + b) \n" ); document.write( "** \n" ); document.write( "equation of a line: y=mx+b, m=slope, b=y-intercept \n" ); document.write( "slope=∆y/∆x=(4-1)/(4-(-2))=3/6=1/2 \n" ); document.write( "equation y=(1/2)x+b \n" ); document.write( "solve for b using coordinates of one of the given points(4,4) (either point can be used) \n" ); document.write( "4=(1/2)4+b \n" ); document.write( "b=2 \n" ); document.write( "equation of given line: y=x/2+2 \n" ); document.write( " |