Answer: to solve this problem, you would look to see by how much the variable on the y axis increases for every certain amount on the x axis
Step-by-step explanation: lets say you have a graph where you have a positive correlation (line going up from bottom left to top right) the line starts at (0,0) and goes to (5,5). your function would increase by 1 each time. the easiest way to tell is by counting the little squares on the graph