HELP PLEASE, ASAP!! Evaluate the following when a = 3, b = 1/4 , and c = 5

b^-1/ ca^-1 - ac^-1

Please please help this will mean a lot to me if someone can answer this :(

5x + 2 = 12 solve the following equation. then place the correct number in the box provided.

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:

Which steps could be part of the process in algebraically solving the system of equations, y+5x=x^2+10 and y=4x-10