document.write( "Question 840773: http://imgur.com/wLihix5\r
\n" ); document.write( "\n" ); document.write( "I'm completely stumped. Please help me! \n" ); document.write( "

Algebra.Com's Answer #506415 by Fombitz(32388) $\"\"$ $\"About$

You can put this solution on YOUR website!
Stumped? Really.
\n" ); document.write( "Area of a triangle is $\"A=%281%2F2%29bh\"$
\n" ); document.write( " $\"%281%2F2%29%28x%2B20%29x=78\"$
\n" ); document.write( " $\"x%5E2%2B20x=156\"$
\n" ); document.write( " $\"x%5E2%2B20x-156=0\"$
\n" ); document.write( " $\"%28x-6%29%28x%2B26%29=0\"$
\n" ); document.write( "Two solutions but only the positive one makes sense in this problem.
\n" ); document.write( " $\"x-6=0\"$
\n" ); document.write( " $\"x=6\"$
\n" ); document.write( " $\"x%2B20=6%2B20=26\"$ \r
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

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