The amount of gas g(m) in a gas tank, in gallons, is a function of the number of miles m since brenda began driving, as shown in the table. the function is a linear function. how much gas was in the gas tank when brenda began driving?

Aportion of a line bounded by two points is defined as

Isuck at math ; ^; m a student solved this problem and said the answer is 3 feet. chase had a roll of ribbon that contained 7 7/8  feet of ribbon. he cut off one piece that was 3 5/8  feet long and another piece that was 1 1/4  feet from the roll. how much ribbon was left on the roll? is the student's answer reasonable? yes, the answer is reasonable. no, the answer is not reasonable. it should be about 2 feet. no, the answer is not reasonable. it should be about 13 feet. no, the answer is not reasonable. it should be about 4 feet.

The function show two sisters' savings account and the rate at which they plan to deposit money