Copy of Variable expressions with addition and subtraction

Author:CreativeMath2021, Duane Habecker

Move the red dot on the left number line. Observe how the blue dot moves on the right number line. What algebraic expression describes the relationship between the two dots?

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גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
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