What can be said about the relative direction of the contributions due to the entire segments KL, LM, and MN to B⃗ net at point P?

What does x = in this equation x+3+2x=x+5

Is experimental probibilty the same as the observed frequency in math? i need the answer asap!

Arestaurant offers delivery for their pizzas. the total cost the customer pays is the price of the pizzas, plus a delivery fee. one customer pays $23 to have 2 pizzas delivered. another customer pays $59 for 6 pizzas. how many pizzas are delivered to a customer who pays $86?