document.write( "Question 107973This question is from textbook Algebra, structure and meathod, book 1
\n" ); document.write( ": solve SA=2lw+2lh+2wh, for h \n" ); document.write( "
Algebra.Com's Answer #78684 by jim_thompson5910(35256)\"\" \"About 
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\"SA=2lw%2B2lh%2B2wh\" Start with the given equation\r
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\n" ); document.write( "\n" ); document.write( "\"0=2lw%2B2lh%2B2wh-SA\"Subtract SA from both sides\r
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\n" ); document.write( "\n" ); document.write( "\"-2lh=2lw%2B2wh-SA\" Subtract 2lh from both sides\r
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\n" ); document.write( "\n" ); document.write( "\"-2lh-2wh=2lw-SA\" Subtract 2wh from both sides\r
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\n" ); document.write( "\n" ); document.write( "\"-2h%28l%2Bw%29=2lw-SA\" Factor out the GCF -2h from the left side\r
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\n" ); document.write( "\n" ); document.write( "\"h=%282lw-SA%29%2F-2%28l%2Bw%29\" Divide both sides by -2(l+w) to isolate h\r
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\n" ); document.write( "\n" ); document.write( "\"h=%28SA-2lw%29%2F2%28l%2Bw%29\" Simplify
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