7x, The number of red threads Nana Magdalena initially has, 3x, The number of red threads her helper gives her, 5x, The number of red threads used to make a pattern, Term, Part of an algebraic expression separated by + or –, Monomial, A single number, variable, or their product, Similar terms, Terms that have the same variable(s) and exponent(s)

Activating Prior Knowledge (ELICIT)

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