Can someone answer the latest question on my profile

If you shift the linear parent function, f(x)=x, up 13 units, what is the equation of the new function?

How many of the 250 grandparents in the population would you expect to prefer online shopping with merchant a? merchant a: 4 merchant b: 6 merchant c: 2 merchant d: 3 other: 5 none: 5 answer choices: a. about 4 b. about 8 c. about 40 d. about 21

Will give brainliest immeadeately true or false: the origin woud be included in the solution set for the inequality: y< 2x-5