9514 1404 393
Answer:
y = 1/2x +7
Step-by-step explanation:
I like to start with the 2-point equation for a line.
y = (y2 -y1)/(x2 -x1)(x -x1) + y1
y = (9 -8)/(4 -2)(x -2) +8 . . . . . fill in point values
y = 1/2(x -2) +8 . . . . . simplify a bit
y = 1/2x +7
