7x+3y =-4 x-5y=-6 substitution explain

Which strategy is used by public health to reduce the incidence of food poisoning?

Which of the following describes how to translate the graph y = |x| to obtain the graph of y = |x+1|+1? shift 1 unit left and 1 unit down shift 1 unit left and 1 unit up shift 1 unit night and 1 unit down shift 1 unit nght and 1 unit up

David leaves his house to go to school. he walks 200 meters west and 300 meters north. how far is david from his original starting point?