The proportional relationship between the number of inches a candle has burned away, b, at any time in hours, t, can be represented by the equation b = 2tb=2t. What is the constant of proportionality from the time in hours to the inches of candle that has burned away?

Sanderson is having trouble with his assignment. his shown work is as follows: − 3 7 7 3 = − 3 7 × 7 3 = − 21 21 = −1 however, his answer does not match the answer that his teacher gives him. complete the description of sanderson's mistake. find the correct answer.