Simplify the Expression $\frac { 4 } { 7 } + \frac { 4 } { 9 } - \frac { 3 } { 5 } =$

question 191

Short Answer

Simplify the expression. $\frac { 4 } { 7 } + \frac { 4 } { 9 } - \frac { 3 } { 5 } =$ _______

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Definitions:

Conditioned Stimulus

An initially neutral trigger that, upon being paired with an unconditioned stimulus, in time elicits a conditioned response.

Novel Stimulus

A new or unfamiliar stimulus that has not been previously experienced by an organism, which can attract attention and elicit responses.

Fruit-Flavoured Soft Drink

A sweetened, non-alcoholic beverage flavored with natural or synthetic fruit flavorings.

Grapefruit

A large, round citrus fruit with a tangy, slightly bitter flavor, known for its potential interactions with various medications.