When Gavin left his house in the morning, his cell phone battery was partially charged. The charge remaining in Gavin's battery, as a percentage, can be modeled by
the equation B = 28 - 7t, where t is the number of hours since Gavin left his
house. What is the y-intercept of the equation and what is its interpretation in the
context of the problem?

i think is 3 and 6. this took me 10 min to think.hope to and hope that my answer is brainliest.(follow me )

the answer is 1/4

step-by-step explanation:

look at the picture i have filled out a table for it. hope this .

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