The Sum of Two Numbers Is 15 and the Difference

question 219

Short Answer

The sum of two numbers is 15 and the difference of the two numbers is 7. Find the two numbers.

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Definitions:

Written Exam

A test administered on paper or on a computer, meant to assess knowledge, comprehension, and sometimes application skills in a specific area or subject.

Mental Rotation

The cognitive ability to rotate mental representations of two-dimensional and three-dimensional objects.

Belief Perseverance

The psychological phenomenon where individuals maintain their beliefs despite new evidence or facts that directly contradict them.

Confirmation Bias

Confirmation bias is the tendency to search for, interpret, favor, and recall information in a way that confirms one's preexisting beliefs or hypotheses.