Ask
your own question, for FREE!
Mathematics
14 Online
OpenStudy (anonymous):
HELP! GIVE MEDAL OR FAN!
Combine the like terms to simplify the expression:
4 + 7xy2 + 5y3 + 10x –4xy2 – 8x – 4y3 + 9
A.
y3 + 3xy2 + 10x + 13
B.
y6 + 3x2y2 + 10x + 13
C.
y3 + 3xy2 + 2x + 13
D.
y3 – 3xy2 + 2x + 9
Join the QuestionCove community and study together with friends!
Sign Up
OpenStudy (here_to_help15):
You didnt fan me for other 1 Lol
OpenStudy (anonymous):
thhis is a math problem?
OpenStudy (anonymous):
Yea lol And my other laptop wasent working
OpenStudy (here_to_help15):
Combine like terms for 4 + 7xy2 + 5y3 + 10x–4xy2–8x–4y3 + 9
Evaluate the x terms:
7x + 10x + 4x + 8x
(7 + 10 + 4 + 8)x
29x
Evaluate the y2 terms:
y2 + y2
(1 + 1)y2
2y2
Evaluate the y3 terms:
5y3 + 4y3
(5 + 4)y3
9y3
Evaluate the constants:
4 + 9
13
Combining all like terms, we get:
9y3 + 2y2 + 29x + 13
OpenStudy (here_to_help15):
So then we continue on with this to get......
Join the QuestionCove community and study together with friends!
Sign Up
OpenStudy (anonymous):
I think D? probally not
OpenStudy (here_to_help15):
Ill give you a hint its C or D
OpenStudy (anonymous):
I think it would be C?
OpenStudy (anonymous):
Also im trying to fan you but it wont let me so when it works i will
OpenStudy (here_to_help15):
okie so its C
Join the QuestionCove community and study together with friends!
Sign Up
OpenStudy (anonymous):
Thank you
OpenStudy (here_to_help15):
yw
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!