Find the distance between the given points. w(0, 8) and x(0, 12) distance =

49xy +34y - 72z. determine the degree of the polynomial

Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. when the check comes, it says they also need to pay $3.99 in sales tax. what percentage of the subtotal is the sales tax

Can someone me with this? i’m not sure what to put for my equations.