-7 - 3 = -4
is this correct?

And employee salary increased by $4500 which represents a 15% raise what is the rate of the increase

Plz i beg u asap ! what is the equation of this graphed line? enter your answer in slope-intercept form in the box.

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.