Respuesta :

The answer is C. You just add up the number until they equal 84
Sheila35

Answer:

27, 28, 29

Step-by-step explanation:

x +x+1 +x +2 =84

3x+3 +84

3x=84-3

3x=81

x=81 :3

x=27 (the first number

27+1 =28 (the second number

27 +2 =29 (the third number

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