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Answer choices in the picture below

Which values for a and b will create infinitely many solutions for this system of equations? ax-y=8 2x+y=b

Asequence is defined recursively using the formula f(n + 1) =f(n) - 5. which sequence could be

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.