What is the equation of the additive relationship represented by this table? Enter your answer by filling in the box using an integer.

y= x +
X Y
9 5
12 8. help?

Will give brainliest if you answer question correct

Which of the following is true for the relation f(x)=2x^2+1

Asurvey of 45 teens found that they spent an average of 25.6 hours per week in front of a screen (television, computer, tablet, phone, based on the survey’s sample mean, which value could be the population mean? 2.3 hours 27.4 hours 75.3 hours 41.5 hours