You can
put this solution on YOUR website!
Watch this youtube video first:
http://www.youtube.com/watch?v=l6_ghhd7kwQ
Then go to these sites to see step by step examples:
http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=131529
http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=148086
http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=90856
http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=631640
http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=512996
http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=164148
http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=148086
http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=427654
Edwin