document.write( "Question 472087: the sqroot of (3x+10)^2= (5-2x)^2 \n" ); document.write( "
Algebra.Com's Answer #323755 by edjones(8007)![]() ![]() You can put this solution on YOUR website! 3x+10=(5-2x)^2 remove the square sign from the left side. \n" ); document.write( "...=4x^2-20x+25 \n" ); document.write( "4x^2-23x+15=0 \n" ); document.write( "4*15=60; The 2 factors of 60 whose sum is -23 are -3 and -20. \n" ); document.write( "4x^2-3x-20x+15=0 \n" ); document.write( "x(4x-3)-5(4x-3)=0 factoring by grouping. \n" ); document.write( "(x-5)(4x-3)=0 \n" ); document.write( "x=5, x=3/4 \n" ); document.write( ". \n" ); document.write( "Ed \n" ); document.write( " |