document.write( "Question 60346: . Find the equation, in slope-intercept form, of the line that passes through the points (-3, 1) and (-2, -5). \n" ); document.write( "
Algebra.Com's Answer #41515 by tutorcecilia(2152)![]() ![]() You can put this solution on YOUR website! y=mx+b [The slope-intercept form of the equation of a line] \n" ); document.write( "Slope=m=(y2-y1)/(x2-x1) [The formula for finding the slope of a line] \n" ); document.write( "(-3, 1) and (-2, -5) [The given points] \n" ); document.write( ". \n" ); document.write( "Slope=m=(-5-1)/(-2-(-3) =(-6/1)=-6 [Plug-in the given points] \n" ); document.write( "m=-6 [The slope of the line] \n" ); document.write( ". \n" ); document.write( "y=mx+b [Plug-in the known values and solve for b] \n" ); document.write( "1=(-6)(-3)+b [I used points (-3, 1) and the slope (-6), but any point is OK] \n" ); document.write( "1=18+b [Solve for b] \n" ); document.write( "-17=b \n" ); document.write( ". \n" ); document.write( "y=mx+b [Plug-in the values of the slope and the y-intercept (b)] \n" ); document.write( "y=-6x-17 [The slope-intercept form of the equation of the line]. \n" ); document.write( " |