Whatis the reciprocal of the number. 7/8

The probability that an adult possesses a credit card is .70. a researcher selects two adults at random. by assuming the independence, the probability that the first adult possesses a credit card and the second adult does not possess a credit card is:

Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11

What number is 7 units left of -15?