Answer:
From the table, the slope is (58 - 66) / (-42 - (-56)) = -8 / 14 = -4/7.
Slope-intercept form is y = mx + b where m and b are the slope and y-intercept respectively. We are solving for b and I used the point (-28, 50).
50 = -4/7 * (-28) + b
50 = 16 + b
b = 34 so the answer is (0, 34).
