Function is a line points (3,2), (5,8), and (8,y) what is y

Y = mx + b



Therefore we have: y = 3x + b.

Put the coordinates of the point (3; 2) to the equation of the line:



Therefore we have: y = 3x - 7

Substitute the coordinates of the point (8; y) to the equation of the line:



y = 17.

We’re gonna need a picture to refer to in order to figure it out. try reposting your question with the picture included.

What is the rest of the question?