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Which property does 21 plus 18 equals 18 plus 21?

Updated: 9/19/2023

Wiki User

∙ 13y ago

Best Answer

Commutativity or Abelian property

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∙ 13y ago

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What is the property of 21 plus 0 equals 21?

identity

What is the answer to 7y plus 18 equals 39?

7y + 18 = 39 Therefore, 7y = 39 - 18 = 21 y = 21/7 y = 3

Find y 6y-21-4y plus 24 equals 21-3y?

y = 3.6 (18/5)

How do i solve 3 plus 4m plus 5m equals 21?

3+4m+5m=214m+5m=21-39m=18m=18/9m=2

What is 21 plus 21 plus 19 plus 19 equals what?

21+21+19+19=80

Related questions

What is the property of 21 plus 0 equals 21?

identity

18 plus 23 equals 20 plus?

21

What is the sum -39 plus 18 equals?

-21.

What is 21 plus 18 plus 11 plus 7 plus 1 plus 15 equals?

73

What is 39 plus 18 equals?

-39 + 18 = -21 it is the same as saying 18-39.

Which property is this 21 equals 21?

That is the property of identity.

What is s plus 18 equals -3?

15

What is the answer to 7y plus 18 equals 39?

7y + 18 = 39 Therefore, 7y = 39 - 18 = 21 y = 21/7 y = 3

Find y 6y-21-4y plus 24 equals 21-3y?

y = 3.6 (18/5)

How do i solve 3 plus 4m plus 5m equals 21?

3+4m+5m=214m+5m=21-39m=18m=18/9m=2

What is 31 plus 21 equals?

The mathematical statement 31 plus 21 equals 52 as a total.

What is 21 plus 21 plus 19 plus 19 equals what?

21+21+19+19=80

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