
Mark M. answered 03/05/15
Tutor
5.0
(278)
Mathematics Teacher - NCLB Highly Qualified
20 + 1x = 30 + 0.5x
0.5x = 10
x = 20
Anna A.
asked 03/04/15Mark M. answered 03/05/15
Mathematics Teacher - NCLB Highly Qualified
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