An employer uses the linear regression equation mc024-1.jpg to predict the weekly salary, y, of an employee who sells x dollars worth of merchandise. last week, joaquin sold $1500 worth of merchandise. the same week, alex earned $650. using the regression equation, which is an accurate comparison? alex sold merchandise worth about $60 more than what joaquin sold. joaquin sold merchandise worth about $60 more than what joaquin sold. alex earned about $60 more than joaquin did. joaquin earned about $60 more than alex did.