What is the length of the major axis of the conic section below?

(x-3)^2/81 + (y+6)^2/49 = 1

A. 5
B. 7
C. 18
D. 14

Yesterday, george drank 1 small bottle and 2 large bottles, for a total of 1,372 grams. the day before , he drank 1 small bottle and 1 large bottle, for the total of 858 grams. how many grams does each bottle hold?

The function below is written in vertex form or intercept form. rewrite them in standard form and show your work. y = 5(x+3)^2-4

If jack has 16 aplles and gives it to 5 friends how many does each get