ACT SAT Prep How to determine the number to help us get a perfect average

The video tutorial explains how to solve a math problem involving averages. It starts with a problem about the average of a set of integers and how adding another integer changes the average. The teacher uses relatable examples, like calculating the average age of family members, to explain the concept of averages. The tutorial then walks through solving the problem using variables and equations, demonstrating how to find the unknown integer that changes the average.

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