document.write( "Question 635742: solve -sqrt2x+1 = -9 for x\r
\n" ); document.write( "\n" ); document.write( "a. -41
\n" ); document.write( "b. 4
\n" ); document.write( "c. 40
\n" ); document.write( "d. 50\r
\n" ); document.write( "\n" ); document.write( "I am having a really hard time with sqrt's
\n" ); document.write( "

Algebra.Com's Answer #400510 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!
 
\n" ); document.write( "Hi,
\n" ); document.write( "Do not let the radical bother You. Isolate it and square it away!
\n" ); document.write( "\"-sqrt%282x%2B1%29+=+-9+\"
\n" ); document.write( "\"sqrt%282x%2B1%29+=+9+\" | Squaring both sides of the EQ
\n" ); document.write( " 2x + 1 = 81
\n" ); document.write( " 2x = 80
\n" ); document.write( " x = 40 \n" ); document.write( "
\n" );