I need big help with this math problem please. 2y^3-4x^2-4-1+3X^2-3y^3-y3

-2y^3-x^2-5

Step-by-step explanation:

steps to follow:

(i)write the question nicely again.

(ii)collect the like and unlike terms.

(iii) add and minus according to the like and unlike terms .

I hope it will help u.

first one is a: renaming a fraction. second one is c: de-c

step-by-step explanation:

my explanation is that these were the answers on edg : )