If the temperature outside is 25c what clothing would be the most appropriate

You move the constant to the right side and change its sign to be 9z= -6 -8. that’s the first step.the second step would be calculate the difference of -8-6 to get -14. you equation should now be 9z=-14the last step is to divide both sides by 9 to get z=-14/9hope this

The mean is equal to the median according to e2020

The answer is b. :

The answer would be (option 1)