Mark M. answered 02/15/18
Tutor
5.0
(278)
Mathematics Teacher - NCLB Highly Qualified
I ask the same question!
I assume what is meant is
20 more than c is 18
So
c + 20 = 18
Better?
Caryana B.
asked 02/15/18
Mark M. answered 02/15/18
Mathematics Teacher - NCLB Highly Qualified
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