Plz help me well mark brainliest if correct!!.

Graph the equationy= x+3[tex]y = x + 3[/tex]

An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.

If f(x) = 5х – 2 and g(x) = 2х + 1, find (f – g)(x).