HELP FOR FREE BRAINLIEST

Landon wrote that 3−2.6=4. which statement about his answer is true?

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.

Graph the system of equations. {6x−4y=−244x−8y=−32 use the line tool to graph the lines.