Select all statements that are true about the linear equation. y=13x+2y=13x+2 the graph of the equation is the set of all points that are solutions to the equation. the graph of the equation is a single point representing one solution to the equation. the point (−3,−1)(−3,−1) is on the graph of the equation. the point (9,5)(9,5) is on the graph of the equation.

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.