How do you solve (3x+)(x+3), I dont want the answer, I just want to know how to solve it in complete sentences.

21

step-by-step explanation:

11279

number one is the correct answer

step-by-step explanation: dogs and cats are mentioned, no other animals

4 + 5 7/9= 9 7/9

step-by-step explanation:

answer: first option i.e. 'a' is correct.

step-by-step explanation:

since we have given that

number of minutes to wrap a small gift box = 4 minutes

we need to find the number of gifts to be wrapped in 5 minutes

since there is a direct variation, as the number of minutes will increase with   number of gifts to be wrapped.

so, let the number of gifts to be wrapped in 5 minutes be x.

so, it becomes,

hence, first option 'a'   is correct.