Ask your own question, for FREE!
Mathematics 29 Online
OpenStudy (anonymous):

The sum of two numbers is 57. One of the numbers is 21. Which of the following equations could be used to find the other number? 57 = 2 + 21 21 = n – 57 n = 57 + 21 57 = n + 21 Not Here

OpenStudy (anonymous):

Andras thank you so much

OpenStudy (anonymous):

the last one 57=n+21 where n is the number we are looking for

OpenStudy (anonymous):

no problem, I have a spare few minutes :-)

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Latest Questions
DemonKinge: so I'm trying to figure something out is anyone on hea dating aliciaa?
4 seconds ago 2 Replies 0 Medals
marienne: guys pls i need you all to send me some good music
3 minutes ago 5 Replies 0 Medals
MakaylaChuck23: how can I deal with a controlling dad (any tips?)
8 hours ago 4 Replies 1 Medal
Gucchi: chem help
12 hours ago 3 Replies 0 Medals
MakaylaChuck23: math
11 hours ago 7 Replies 0 Medals
CecePitbull: i hav therapy today chat!!! and sum pictures!!!
6 hours ago 8 Replies 0 Medals
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!