Combining like terms using distributive property ex1, -4y^2 + 9y^2

The video tutorial addresses the confusion students often face when adding variables to numbers. It introduces the distributive property, explaining how to apply it by multiplying a number outside the parentheses with each term inside. The tutorial demonstrates this with an example, simplifying expressions by recognizing common factors. The final calculation shows how to rewrite and simplify the expression using the distributive property, resulting in a clear and concise solution.

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