Question

simplify the expression 0.3y^3+0.4y^3-0.2y^3

Answer 1

since each term has same degree, just add the coefficients..

Answer 2

do I add the first 2 and subtract the last one

Answer 3

yes

Answer 4

that would make the answer 0.5y^3

Answer 5

yep right

Answer 6

thx