The equation used to represent the amount of seashells collected by Rowan is 3x + 4 seashells
An equation is an expression that shows the relationship between two or more variables and numbers.
Let x represent the number of seashells that Mirabelle collects.
Rowan collects 4 more than three times the number of seashells Mirabelle collects, hence:
Rowan seashells = 3x + 4
Rowan collects 3x + 4 seashells
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