document.write( "Question 295477: What is the answer to 4 square root x + 5 = x \n" ); document.write( "
Algebra.Com's Answer #212988 by edjones(8007) You can put this solution on YOUR website! 4sqrt(x+5)=x \n" ); document.write( "sqrt(x+5)=x/4 \n" ); document.write( "x+5=x^2/16 square each side \n" ); document.write( "16x+80=x^2 \n" ); document.write( "x^2-16x-80=0 \n" ); document.write( "(x-20)(x+4)=0 \n" ); document.write( "x=20 is the only answer. \n" ); document.write( ". \n" ); document.write( "Ed \n" ); document.write( " |