Mathematics: 100 points for answers and brainiest with and rating select from the drop-down menus to correctly identify each property shown. the options are: commutative property associative property opposite of a sum property a. −2.2+(−3.7+(−1.4))=(−2.2+(−3.7))+(−1.4) b. −7.2+(−1.7+(−2.3))=−7.2+(−2.3+(−1.7)) c. −3.5−4.2=−(3.5+4.2) d. (−5.2+(−8.4))+(−2.8)=−5.2+(−8.4+(−2.8)

100 points for answers and brainiest with and rating

safelix1260

03.01.2022

Commutative property of addition:

a + b = b + a

Associative property of addition:

a + (b + c) = (a + b) + c

Opposite of a sum:

- a - b = - (a + b)

If we look at the options, A and D follow associative property.

B follows commutative property.

C follows opposite of a sum property.

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21hendlill

12.02.2020

6.4 rounded to the nearest whole number will be 6.

if the decimal was 5 or larger, it would’ve been 7.

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