ellaapedjinou ellaapedjinou

21-02-2019
Mathematics

contestada

Maggie is x years old. Her brother Demarco is 4 years older than her. Anna is 3 times as old as Demarco. Write and simplify an expression that represents Anna's age. Explain.

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natasha2502 natasha2502

21-02-2019

Maggie is x
Demarco is 4 + x
Anna is 3 * (4 + x)

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