Posted by Hayleigh on Tuesday, November 29, 2011 at 7:52pm.
A farmer has 20 sheep and pigs. He has 6 fewer sheep than pigs. How many pigs does he have?

Math  Ms. Sue, Tuesday, November 29, 2011 at 7:54pm
p + p  6 = 20
2p  6 = 20
2p = 20 + 6
2p = 26
p = 13