document.write( "Question 1151854: Which equation would best help solve the following problem?
\n" ); document.write( "The height of a triangle is 4 m less than its base. The area of the triangle is 48 m2. Find the length of the base.\r
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Algebra.Com's Answer #773706 by josmiceli(19441)\"\" \"About 
You can put this solution on YOUR website!
\"+A+=+%281%2F2%29%2Ab%2Ah+\"
\n" ); document.write( "\"+48+=+%281%2F2%29%2Ab%2Ah+\"
\n" ); document.write( "(1) \"+b%2Ah+=+96+\"
\n" ); document.write( "and
\n" ); document.write( "(2) \"+h+=+b+-+4+\"
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\n" ); document.write( "Plug (2) into (1)
\n" ); document.write( "(1) \"+b%2A%28+b+-+4+%29+=+96+\"
\n" ); document.write( "(1) \"+b%5E2+-+4b+-+96+=+0+\"
\n" ); document.write( "(1) \"+%28+b+-+12+%29%2A%28+b+%2B+8+%29+=+0+\"
\n" ); document.write( "(1) \"+b+=+12+\"
\n" ); document.write( "The base is 12 m
\n" ); document.write( "----------------------
\n" ); document.write( "check:
\n" ); document.write( "\"+A+=+%281%2F2%29%2Ab%2Ah+\"
\n" ); document.write( "\"+A+=+%281%2F2%29%2A12%2Ah+\"
\n" ); document.write( "\"+48+=+6h+\"
\n" ); document.write( "\"+h+=+8+\"
\n" ); document.write( "and
\n" ); document.write( "\"+h+=+b+-+4+\"
\n" ); document.write( "\"+8+=+12+-+4+\"
\n" ); document.write( "\"+8+=+8+\"
\n" ); document.write( "OK\r
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