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complete the two-column proof
given: x/6+2=15
prove: x=78

  • geometry -

    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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