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emmainna [20.7K]
3 years ago
10

Allen is showing his work in simplifying -8.3 + 9.2 - 4.4 + 3.7. Identify and explain any errors in his work or in his reasoning

. Write feedback to Allen explaining the mistake he made and how to correct his work. (5 points)
Step Work Reasoning
−8.3 + 9.2 − 4.4 + 3.7 Original problem
1. −8.3 + 9.2 + 4.4 + 3.7 Additive inverse
2. −8.3 + 4.4 + 9.2 + 3.7 Commutative property
3. −8.3 + (4.4 + 9.2 + 3.7) Associative property
4. −8.3 + 17.3 Simplify
5. 9 Simplify
Mathematics
1 answer:
Alexandra [31]3 years ago
4 0
2 is the answer for this question
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In the figure, the measure of angle 7 is 57°. What is the measure of angle 8?
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Angle (6) + 57 = 180

Angle (6) = 180 - 57

Angle (6) = 123

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Angle (6) = Angle (8)

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Therefore:

Angle (8) = 123 degrees
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learn more on triangles here: brainly.com/question/2773823

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