plz heeelp

55 or 56

Step-by-step explanation:

I add 27 until I got to 486. I end up at 54 hours it not 57 so it is between 55 and 56 hours

the answer is 18 units because there are 18 small cubes inside the rectangle

hope this and p.s i am also in k12

step-by-step explanation:

answer: hence, function will be

explanation:

since we have given that

cost of a new textbook = $85

according to question, the resale value of a textbook decreases by 25% with each previous owner,

so, our function becomes,

here, y is the total value of the text book after x owners.

hence, function will be