Greatest common factors of 24 and 30?

Write an equation of the line given the two points below (write your equation in slope-intercept form, y=mx+b): (-4, 4) and (6, -4)

On the day a coffee shop first opened, it had 140 customers. 65% of the customers ordered a large coffee. how many customers ordered a large coffee? enter your answer in the box.

y=2x−1 5x−4y=1 is (1,1)(1,1) a solution of the system?