Three years ago, sherman was twice as old as clive. if clive's present age is c, which expression represents sherman's present age in terms of clive's age ?

Astandard deck of cards contains 52 cards. one card is selected from the deck. (a) compute the probability of randomly selecting a seven or king. (b) compute the probability of randomly selecting a seven or king or jack. (c) compute the probability of randomly selecting a queen or spade.

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees

If 3x+8=3x+8 is it one solution or no solution