A fair coin is flipped two times. What is the probability that tails occurs exactly 2 times if it is known that tails occurs at least once?

Explain step-by-step how to simplify -5(2x – 3y + 6z – 10).

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle?

Answer asap and if you do you will get brainliest. catherine buys a gallon of ice cream from the store. after taking it home, she eats a fifth of a gallon of ice cream. her sister eats some of the ice cream as well. if two-thirds of the original amount of ice cream is left, then what fraction of a gallon of ice cream did her sister eat?