document.write( "Question 504361: (-3r2 – 4r) + (2r2 + r – 1) \n" ); document.write( "
Algebra.Com's Answer #339574 by Maths68(1474) You can put this solution on YOUR website! (-3r2 – 4r) + (2r2 + r – 1) \n" ); document.write( "=(-3r2 – 4r) + (2r2 + r – 1) \n" ); document.write( "=(-6r-4r)+(4r+r-1) \n" ); document.write( "=(-10r)+(5r-1) \n" ); document.write( "=-10r+5r-1 \n" ); document.write( "=-5r-1 \n" ); document.write( " |