Y=mx+b is equation form.
Step 1: Calculate slope
Slope= y2-y1/x2-x1
Choose 2 points (8,7) and (0,1)
Apply slope formula: 1-7/0-8=-6/-8=3/4(simplified)
M=Slope
Y=3/4x+B
B=Y intercept: 1
Equation: Y=3/4x+1
(I can give a more thorough explanation if you have any questions).