Answer:
2
Step-by-step explanation:
Take two points on the line. Let's use (1,2) and (2,4). to find the slope, we use the formula [tex]\frac{y_{2}-y_{1}}{x_{2}-x_{1}}[/tex]. We plug in the numbers to get [tex]\frac{4-2}{2-1}[/tex], which equals to [tex]\frac{2}{1}[/tex], or 2.
