Given the equation of a regression line is y = 4x-6, what is the best predicted value for y given x=9?

Aportion of a hiking trail slopes downward at about an 84° angle. to the nearest tenth of a flot, what is the value of x, the distance the hiker traveled along the path, if he has traveled a horizontal distance of 120 feet? a. 143.3 b. 12.5 c. 120.7 d. 130.2

The function below show how much jayna and hannah charge for babysitting. which statement best compares the two plants?

Plz hurry evaluate the expression a+b where a=8 and b=19