0
Still curious? Ask our experts.
Chat with our AI personalities
SteveKnowledge is a journey, you know? We'll get there.
Chat with Steve
FranI've made my fair share of mistakes, and if I can help you avoid a few, I'd sure like to try.
Chat with Fran
EzraFaith is not about having all the answers, but learning to ask the right questions.
Chat with EzraAdd your answer:
Earn +20 ptsQ: Which property does 21 plus 18 equals 18 plus 21?
Write your answer...
Submit
Still have questions?
Continue Learning about Math & Arithmetic
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
Trending Questions
What is the first cubic number above 100 that is also a palindrome?
What are two positive things about tepic?
How many inches in 3 decimeter?
What is 180 as a fraction of 260?
What is regression line?
How would you interpret the findings of a correlation study that reported a linear correlation coefficient of 0.3?
How many minutes in nine years?
What is 9 elevenths as a percentage?
What is 320 divided by 15?
Neha swims 100m long pool.she covers 200m in one minute and forty seconds by swimming from one and to other and back along the same straight path find average speed and average celocity.?
What is 13.833 as a fraction?
How do you find the equation of a plane on a 3D graph if you have the X- Y- and Z-intercepts?
What is the roman numeral MCMLXV mean?
How do you decide the independent variable?
Two balls one with a mass of 5.0 kg and the other with a mass of 7.5 kg are allowed to fall freely from rest If friction is ignored at the end of 2 s they will have?
How many days are in 36000 minutes?
Is 9plus9 2?
How many composite numbers are there greater than 50 but pess than 70?
What is 12.96 turned to a mix fraction?
What is the meaning liquidity position?
Copyright ©2025 Infospace Holdings LLC, A System1 Company. All Rights Reserved. The material on this site can not be reproduced, distributed, transmitted, cached or otherwise used, except with prior written permission of Answers.