Pre Algebra

The low temperature for 6 consecutive days in a Montana city were 9°,3°,4°,16°,11°,and 5°. What would the low temperature have to be on the seventh day to have a mean low temperature of 6°for the week?

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  1. (9+3+4+16+11+5+T)/7 = 6.
    Solve for T.

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