Respuesta :

Answer: 84

Step-by-step explanation:

When substituting this question into an algebraic equation you can write it as:

21=.25x

(x clearly represents the number you are trying to find)

When you divide both sides by .25 to isolate x you get x=84

vaiorouz
The answer is 84! 21+21+21+21=84 it’s just dividing by 4

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