document.write( "Question 464166: solve algebraically. 3sqrt(7x-5) -4=8 \n" ); document.write( "
\n" ); document.write( "Hi,\n" ); document.write( "solve algebraically:\n" ); document.write( "\n" ); document.write( "\n" ); document.write( " 7x - 5 = 16\n" ); document.write( " 7x = 21\n" ); document.write( " x = 3\r\n" ); document.write( "\n" ); document.write( "CHECKING our Answer***\n" ); document.write( " 3*sqrt(16) = 12\n" ); document.write( " 3*4 = 12