Question

What is the slope of the line passing through the points (3,10)and(1,15)

Answer 1

Put the (3, 10) above (1, 15). Then take 15-10 and put 5 as the numerator, same with 1-3 and put -2 as the denominator. Slope is -5/2

Answer 2

y^2-y^1/x^2-x^1
15-10/1-3
slope = -5/2