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Answer:
slope = 3
Step-by-step explanation:
Calculate the slope m using the slope formula
m = [tex]\frac{y_{2}-y_{1} }{x_{2}-x_{1} }[/tex]
with (x₁, y₁ ) = (1, 2) and (x₂, y₂ ) = (3, 8)
m = [tex]\frac{8-2}{3-1}[/tex] = [tex]\frac{6}{2}[/tex] = 3