I Know this photo is a little blurry but if anyone can help

You are on a cycling trip around europe with friends. you check the weather forecast for the first week. these are the temperatures for the week. sun mon tues wed thurs fri sat 16°c 20°c 24°c 28°c 28°c 23°c 15°c what is the mean temperature forecast for the week?

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

The function models the number of accidents per 50 million miles driven as a function