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A linear relationship
it is a proportional relationship because a proportional relationship is known as a relationship between two quantities in which the ratio of one quantity to the other quantity is constant.
In that case, one quantity (the quantity that depends on the other) is said to be a function of the other quantity.
Direct variation
Direct variation
Yes.
It is called direct variation.
quantity supplied
Demand refers to how much (quantity) of a product or service is desired by buyers. The quantity demanded is the amount of a product people are willing to buy at a certain price; the relationship between price and quantity demanded is known as the demand relationship. Supply represents how much the market can offer.
As quantity supplied goes up, price goes down. This is because the supply function is downward sloping. Thus, the relationship is inverse.
direct
Demand Curve