document.write( "Question 648445: how do I do the problem x squared + 3x sqaured - 4 squared \n" ); document.write( "

Algebra.Com's Answer #416662 by ReadingBoosters(3246) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"x%5E2+%2B+3x%5E2+-+4%5E2\"$
\n" ); document.write( "Treat all x^2 as a single combinable variable
\n" ); document.write( " $\"4x%5E2+-+4%5E2+or+highlight_green%284x%5E2+-+16%29\"$
\n" ); document.write( "...
\n" ); document.write( "If you meant $\"x%5E2+%2B+3x%5E2+-+4x%5E2\"$ , then
\n" ); document.write( " $\"4x%5E2+-+4x%5E2+=+0\"$
\n" ); document.write( "there will not be a $\"x%5E2\"$ variable
\n" ); document.write( ".....................
\n" ); document.write( "Delighted to help.
\n" ); document.write( "-Reading Boosters
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