Answer:
y = 4x + 1
Step-by-step explanation:
2 points on chart: (1, 5) and (2, 9)
Slope:
m=(y2-y1)/(x2-x1)
m=(9-5)/(2-1)
m=(4)/1
m = 4
Slope-intercept:
y - y1 = m(x - x1)
y - 5 = 4(x - 1)
y - 5 = 4x - 4
