Plz help solve thsi problem thank you

Step-by-step explanation:

if x+2 is a factor then

replace by -2 and equate expression to 0

we get

3(-2)^3 - 2×-2 +k=0

24+4+k=0

k = -28

hope it is correct

answer: i believe its b. if you sound out the sentences that sounds wrong.

answer: the 4 kilogram bag

step-by-step explanation: this is because if you divide the number of kilograms into the total it will tell you how much each individual kilogram would be worth. 2 kilos is 7 and change 3 would be around 6 ish and the 4 kilo would be 4.6 and change and the 5 kilos would be like 4.88