document.write( "Question 132986This question is from textbook intermediate algebra
\n" ); document.write( ": 2. Solve using the square root property:
\n" ); document.write( "2x^2 – 3 = 15
\n" ); document.write( "
\n" ); document.write( "

Algebra.Com's Answer #97185 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
\"2x%5E2+-+3+=+15\" Start with the given equation\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"2x%5E2+%2Bcross%28-+3%2B3%29+=+15%2B3\" Add 3 to both sides\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"2x%5E2=+18\" Combine like terms\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"cross%282%2F2%29x%5E2=+18%2F2\" Divide both sides by 2\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"x%5E2=+9\" Reduce\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"x=0%2B-sqrt%289%29\" Take the square root of both sides\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Break up the expression\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"x=sqrt%289%29\" or \"x=-sqrt%289%29\"\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Take the square root of 9 to get 3\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"x=3\" or \"x=-3\"\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "So our answer is \r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"x=3\" or \"x=-3\"
\n" ); document.write( "
\n" );