Ask
your own question, for FREE!
Mathematics
3 Online
OpenStudy (anonymous):
Using complete sentences, explain why it is necessary to have common denominators when adding or subtracting rational expressions.
Still Need Help?
Join the QuestionCove community and study together with friends!
OpenStudy (anonymous):
You need to have common denominators for adding/subtracting rational expressions for the same reason that you need them for adding/subtracting fractions; proportionate means. You have to make sure that everything is in relative terms before you can compare them and/or combine them.
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!
Join our real-time social learning platform and learn together with your friends!
Latest Questions
abby2blessed:
How do you guys feel about second chances? Concerning relationships, both romantic and otherwise.
TJH:
love Love, it comes, it goes But what if it stayed stayed in the silence the storm stayed when the world was loud for me it's different; it left when it was
Puffer:
General question what came first the chicken or the egg itu2019s a trick question
Bounty:
the world keeps moving fast and I'm stuck in a time lapse all I need is a minute
Bounty:
can I get so tips on how to start my journey into semi-realism art also on how to
Strawberryluna:
Read my poem. Im not for criticism its a poem I wrote after my breakup: Youu2019ll never understand the way you made me break, I hate that I still love you
Bounty:
first poem in a min- (tittle)? one moment i'm fine I smile till my face burns I laugh till I cant breath Then I cry I wonder where I went wrong I listen to
Twaylor:
3d printing a glider (for 150 pound 5'8 person - prolly should make it for up to
abby2blessed:
How do you guys feel about second chances? Concerning relationships, both romantic and otherwise.
3 days ago
0 Replies
0 Medals
TJH:
love Love, it comes, it goes But what if it stayed stayed in the silence the storm stayed when the world was loud for me it's different; it left when it was
4 days ago
4 Replies
3 Medals
Puffer:
General question what came first the chicken or the egg itu2019s a trick question
3 days ago
5 Replies
1 Medal
Bounty:
the world keeps moving fast and I'm stuck in a time lapse all I need is a minute
1 week ago
4 Replies
0 Medals
Bounty:
can I get so tips on how to start my journey into semi-realism art also on how to
2 weeks ago
0 Replies
0 Medals
Strawberryluna:
Read my poem. Im not for criticism its a poem I wrote after my breakup: Youu2019ll never understand the way you made me break, I hate that I still love you
4 days ago
5 Replies
2 Medals
Bounty:
first poem in a min- (tittle)? one moment i'm fine I smile till my face burns I laugh till I cant breath Then I cry I wonder where I went wrong I listen to
2 weeks ago
5 Replies
1 Medal
Twaylor:
3d printing a glider (for 150 pound 5'8 person - prolly should make it for up to
3 weeks ago
5 Replies
0 Medals