document.write( "Question 204400: This word problem is:\r
\n" ); document.write( "\n" ); document.write( "A parallelogram has a base of length of x+6 and a height of x+2 and an area of 60 unit. find the base and height of the parallelogram?\r
\n" ); document.write( "\n" ); document.write( "My best guess is that x=4 because 4+6=10 and 4+2=6 and then 10 x 6 = 60 <-- area but i do not know how to show the work?!? \n" ); document.write( "
Algebra.Com's Answer #154299 by checkley77(12844)\"\" \"About 
You can put this solution on YOUR website!
(x+6)(x+2)/2=60
\n" ); document.write( "(x^2+8x+12)/2=60
\n" ); document.write( "x^2+8x+12=60*2
\n" ); document.write( "x^2+8x+12-120=0
\n" ); document.write( "X^2+8X-108=0
\n" ); document.write( "\"x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\"
\n" ); document.write( "x=(-8+-sqrt[8^2-4*1*-108])/2*1
\n" ); document.write( "x=(-8+-sqrt[64+432])/2
\n" ); document.write( "x=(-8+-sqrt496)/2
\n" ); document.write( "x=(-8+22.271)/2
\n" ); document.write( "x=(-8+22.271)/2
\n" ); document.write( "x=14.271/2
\n" ); document.write( "x=7.1355
\n" ); document.write( "7.1355+6=13.1355 ans. for the base.
\n" ); document.write( "7.1355+2=9.1355 ans. for the height.
\n" ); document.write( "Proof:
\n" ); document.write( "(7.1355+6)(7.1355+2)/2=60
\n" ); document.write( "(13.1355*9.1355)/2=60
\n" ); document.write( "120/2=60
\n" ); document.write( "60=60\r
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