All of the following expressions are equivalent except
a.2 - x
b. x - 2
c.-2 + x
d. x + (-2)

if he is naked in public on purpose then yes. that is a crime and you should call the police as he could be a threat to females/ might flash.

let x be the money she spent so that she can earn the free t-shirt.

since, she already spent $112.49

⇒

also, as per the statement: jennifer must spend $250 or more in order to qualify for a free t-shirt at the store.

then,

we have an inequality i.,e

subtract 112.49 from both sides we get;

therefore, $137. 51 more money does jennifer need to spend so that she can earn the free t-shirt