SOLUTION: postulates: If b, then a If Z, then b If y, then z If X, then b a. given: x prove: a

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Question 103092: postulates: If b, then a
If Z, then b
If y, then z
If X, then b

a. given: x
prove: a
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Given x, then
If x, then b
If b, then a
So given x, then a.