How would I completely answer this I understand the y intercept but it seems everytime I try to find the slop I do not understand

The scatter plot shows the relationship between the population of the city and the number of large wild within city limits. 200 150 K . 100 Large wildlife sightings 50 0 0 25000 50000 75000 City population The slope of the line is Ex: 0.2 The intercept of the line is The regression equation is Y = +