Graph the equation of y = | x | four units up

Pls! does anybody know a shortcut for answering these types of questions in the future?

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

In the diagram below,abc is congruent to dec what is the value of x