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The mean temperature for the first 7 days in January was 6 °C. The temperature on the 8th day was 10 °C. What is the mean temperature for the first 8 days in January
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The mean temperature for the first 7 days in January was 6 °C.

The temperature on the 8th day was 10 °C.
What is the mean temperature for the first 8 days in January

User Cancan
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1 Answer

14 votes

Answer:


(x + x + x + x + x + x + x)/(7) = 6 \\ (7x)/(7) = 6 \\ x = 6 \\ (6 + 10)/(8) = (16)/(2)

Explanation:

answer =2

User Piroot
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