The equation y-3=-2(x=5) is written in point slope form. what is the y-intercept of the line?

If anyone has done the algebra 2 chaos theory portfolio would you be wiling to me? i kind of know what i'm doing i just don't know if i'm doing it right.

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?

If i have 20$ and i gave 5$ away how much i got