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jekas [21]
3 years ago
5

When solving an equation, Carmen's first step is shown below. Which property justifies Carmen's first step? plz help me

Mathematics
1 answer:
Damm [24]3 years ago
7 0

Answer:

the addition property of equality

Step-by-step explanation:E

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Answer:

(29-23)²/23 + (16-23)²/23 + (19-23)²/23 + (28-23)²/23

Step-by-step explanation:

Given :

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Expected value = (29 + 16 + 19 + 28) / 4

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χ² = (29-23)²/23 + (16-23)²/23 + (19-23)²/23 + (28-23)²/23

3 0
3 years ago
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3 years ago
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