What is the slope of the line that passes through the points (4,-9) and (8, -3)?

Math it's appreciated. (picture provided)

Aye asap pls ! markin da brainiest too ! btw da step choices are all add, distribute, divide, n subtract

What is the next step in the given proof? choose the most logical approach. a. statement: m 1 + m 2 + 2(m 3) = 180° reason: angle addition b. statement: m 1 + m 3 = m 2 + m 3 reason: transitive property of equality c. statement: m 1 = m 2 reason: subtraction property of equality d. statement: m 1 + m 2 = m 2 + m 3 reason: substitution property of equality e. statement: 2(m 1) = m 2 + m 3 reason: substitution property of equality