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OregonDuck
 one year ago
@ChrystalC
OregonDuck
 one year ago
@ChrystalC

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OregonDuck
 one year ago
Best ResponseYou've already chosen the best response.0Arlene is showing her work in simplifying −7.9 + 8.2 − 3.4 + 2.1. Identify any errors in her work or in her reasoning. Write feedback to Arlene explaining the mistake she made and how to correct her work. Step Work Reasoning −7.9 + 8.2 − 3.4 + 2.1 Original problem 1 −7.9 + 8.2 + (−3.4) + 2.1 Additive inverse 2 −7.9 + (−3.4) + 8.2 + 2.1 Associative property 3 (−7.9 + (−3.4)) + (8.2 + 2.1) Commutative property 4 −11.3 + 10.3 Simplify 5 −1 Simplify

OregonDuck
 one year ago
Best ResponseYou've already chosen the best response.0my teacher said the properties in steps 2 & 3 are misidentified but i do not see any errors

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0i tried each step but i don't see any errors

OregonDuck
 one year ago
Best ResponseYou've already chosen the best response.0tag people cause my teacher asked me to redo this because there are errors in step 2 and 3

OregonDuck
 one year ago
Best ResponseYou've already chosen the best response.0it is the way they are indtified

OregonDuck
 one year ago
Best ResponseYou've already chosen the best response.02 −7.9 + (−3.4) + 8.2 + 2.1 Associative property 3 (−7.9 + (−3.4)) + (8.2 + 2.1) Commutative property

OregonDuck
 one year ago
Best ResponseYou've already chosen the best response.0associative and commutative is the part that is wrong

mathmath333
 one year ago
Best ResponseYou've already chosen the best response.1i think the second should be commutative and third should be associtive , not sure

OregonDuck
 one year ago
Best ResponseYou've already chosen the best response.0yeah that sounds right THXS SO MUCH
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