
Mark M. answered 05/28/16
Tutor
5.0
(278)
Mathematics Teacher - NCLB Highly Qualified
3x - 3x-1 = 162
3x-1(31 - 1) = 162
3x-1(2) = 163
3x-1 = 81
3x-1 = 34
x-1 = 4
x = 5
Bianca J.
asked 05/28/16Mark M. answered 05/28/16
Mathematics Teacher - NCLB Highly Qualified
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