7+(8+12)=____+12? Which property was used?

2 answers:

3 0

I know the number ypu have to fill in would be 15 I believe that is the commutative or associative property or something with addition

3 0

If is distributive property

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Studentka2010 [4]

Answer:

4x + 7 - ( x + 1)

Remove the bracket

We get

4x + 7 - x - 1

= 3x + 6

That's option B

Hope this helps.

8 0

2 years ago

jolli1 [7]

Answer:

In the pic

Step-by-step explanation:

If you have any questions about the way I solved it, don't hesitate to ask me in the comments below =)

5 0

3 years ago

NNADVOKAT [17]

The answer would be-2.8

4 0

2 years ago

djyliett [7]

Answer:

16.

Hope this helps, have a great day/night!

5 0

3 years ago

lyudmila [28]

C. Associative Property

8 0

3 years ago