A recent survey of college graduates showed that 61.9% of all college graduates had changed their major at least once. The Margin of Error is 6.5%. We can represent this information in the form 0.619 + 0.065 Express in open interval form.

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step-by-step explanation:

step-by-step explanation:

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answer: bea's uncle is 25 years old.

step-by-step explanation:

given the equation , we can say that the variable "x" represents the age of bea's uncle. then to find his age, we need to solve for "x":

we must add 15 to both sides of the equation:

now we need to divide both sides of the equation by 3:

therefore, we can conclude that bea's uncle is 25 years old.