Identify the center and radius of a circle with equation (x+4)^2+(y-2)^2=36

Sole with work in 10 years, the average number of hours of tv watched per week by teenagers dropped from 23.9 to 21.4. find the percent of change.

The constitution gives congress the power to create federal courts lower than the supreme court higher than the supreme court equal to the supreme court, unaffected by the supreme court.

Can you me find the slope! (30 points)