The mean temperature for the first 7 days in January was 3 °C. The temperature on the 8th day was 7 °C.
What is the mean temperature for the first 8 days in January?

Multiplying an even number of negative numbers gives an answer that is choose from:

Which expression is equivalent to 5r674 pression is equivalent to see lo 5r614) 4r322,4 ) 5 ( 2 5t5 |

Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square