‼️‼️‼️‼️HELPPPP‼️‼️‼️‼️


can anyone plz help me i have to write the formula and everything down but i have no idea how to solve this and i need answers with the explanation plzzz

HELPPPP can anyone plz help me i have to write the formula and everything down but i have no idea how to solve this and i need answers with the explanation plzz class=