document.write( "Question 120406This question is from textbook Elementary and Intermediate Algebra
\n" ); document.write( ": A triangular sail has an area of x^2 + 5x + 6 square meters and a height of x + 3 meters. Find the length of the sail's base. \n" ); document.write( "
Algebra.Com's Answer #88390 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
Remember the area of any triangle is: \"A=%28b%2Ah%29%2F2\"\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"A=%28b%2Ah%29%2F2\" Start with the given formula\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"x%5E2+%2B+5x+%2B+6=%28b%2A%28x%2B3%29%29%2F2\" Plug in \"A=x%5E2+%2B+5x+%2B+6\" and \"h=x%2B3\"\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"%28x%2B3%29%28x%2B2%29=%28b%28x%2B3%29%29%2F2\" Factor \"x%5E2+%2B+5x+%2B+6\" to get \"%28x%2B3%29%28x%2B2%29\"\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"2%28x%2B3%29%28x%2B2%29=b%28x%2B3%29\" Multiply both sides by 2\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"2%28x%2B3%29%28x%2B2%29%2F%28x%2B3%29=b\" Divide both sides by \"x%2B3\" to isolate b\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"2cross%28%28x%2B3%29%29%28x%2B2%29%2Fcross%28%28x%2B3%29%29=b\" Cancel like terms\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"2%28x%2B2%29=b\" Simplify\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"2x%2B4=b\" Distribute\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "So the base is \"b=2x%2B4\"
\n" ); document.write( "
\n" );