When sierra gets home 3/4, of a sandwich is left in the refrigerator. she cuts the remaining part into three equal
parts and eats two of them. what fraction of the whole sandwich did she eat?

Solve the system of equations. y= 2x y= x^2 - 15

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?

Solve for x: 5/3 x = 20/21 it's fraction. remember to simplify your fraction