Which expression is equivalent to 2x + 3y - x - (8+1)

Malayalm story 'kaalakal'by p. k bhaskaran. can you give the summary or can you say what's the chapter about? someone reply

The restaurant joe's tasty burgers just created a new hamburger that they call "the joe special." they want to protect the name of the burger so that no other restaurants can claim the name for themselves. what protection will they need on the name "the joe special"? a. fair use b. copyright c. trademark d. patent

If one wants to make a prediction about the contents of a particular section of a text while reading, it would be best to use. !