Answer :
ok so 1st, you do the (80 ÷ 20), then you get
10-4+(4)y^4
then you 10-4
6+(4)y^4
then....
(10)y^4
so then it's
10y^4
Unless there is a =, but if not it's 10y^4
10-4+(4)y^4
then you 10-4
6+(4)y^4
then....
(10)y^4
so then it's
10y^4
Unless there is a =, but if not it's 10y^4
