Simplify the following text for a Grade 7 native English-speaking person.
Original: It concludes that in a competitive market , the unit price for a particular good will vary until it settles at a point where the quantity demanded by consumers ( at current price ) will equal the quantity supplied by producers ( at current price ) , resulting in an economic equilibrium of price and quantity .
Simplified: In Perfect competition the quantity demanded ( demand ) and the quantity supplied will be equal . This will fix the price .