
Mark M. answered 10/10/19
Tutor
5.0
(278)
Mathematics Teacher - NCLB Highly Qualified
3 + x : 5 + x :: 3 : 4
15 + 3x = 12 + 4x
3 = x
Max G.
asked 10/09/19Mark M. answered 10/10/19
Mathematics Teacher - NCLB Highly Qualified
3 + x : 5 + x :: 3 : 4
15 + 3x = 12 + 4x
3 = x
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