Combine like terms to simplify the expression:

7x + 3y – 2 + 6x – 1 – y2

A. –2y^3 + 13x – 3
B. –y^2 + 3y + 13x – 3
C. –3y^3 + 13x^2 – 3
D. –y^2 + 3y + 42x^2 –3

Question

Combine like terms to simplify the expression:
 
    7x + 3y – 2 + 6x – 1 – y2

A. –2y^3 + 13x – 3
B. –y^2 + 3y + 13x – 3
C. –3y^3 + 13x^2 – 3
D. –y^2 + 3y + 42x^2 –3

lovelyanna · Answer

Umm.. C?

math&ing001 · Answer

hm... guess again

lovelyanna · Answer

Hm..B?

math&ing001 · Answer

Yeah :D But how did you get it ?

lovelyanna · Answer

I don't know how to explain, but I do know 7x + 6x are like terms

math&ing001 · Answer

Yep I'm just surprised you got it wrong the first time, it's not like you :)

lovelyanna · Answer

Ya.. sorry. I get mixed up with these kind of questions.. my bad :P

anonymous · Answer

don't be sorry, you are just learning