Posted by **Ryan** on Sunday, November 27, 2011 at 4:42pm.

complete the two-column proof

given: x/6+2=15

prove: x=78

- geometry -
**Henry**, Monday, November 28, 2011 at 7:13pm
Given: x/6 + 2 = 15.

Prove: X = 78.

1. In the given Eq, substitute 78 for X. Reason: A quantity can be substituted for it's equal.

78/6 + 2 = 15,

13 + 2 = 15,

15 = 15.

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