Answer:
Step-by-step explanation:
Use the slope formula.
[tex]\underline{\text{SLOPE:}}[/tex]
[tex]\longrightarrow: \sf{\dfrac{y_2-y_1}{x_2-x_1}=\dfrac{rise}{run} }[/tex]
Solve.
[tex]\Longrightarrow: \sf{\dfrac{7-1}{4-2}= \dfrac{6}{2}=\boxed{\sf{3}}[/tex]
I hope this helps, let me know if you have any questions.