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.

4+n=5

step-by-step explanation:

this is because the four is four hours and the n represents the 1 extra hour over the weekend.

b= i'm srry i don't know that one.

4+n=5 n=1 because if vernon plays 5 hours a week then 4+1=5 hours.

hope this : )

-12 > a

step-by-step explanation:

-11 > 1 + a

subtract 1 from each side

-11-1 > 1-1+a

-12 > a