Enter the solutions from least to greatest. (x +1)(3x +4)=0 urgent i need help

Write the expression 7x^3-28xy^2 as the product of 3 factors

Factor the expression using the gcf. the expression 21m−49n factored using the gcf

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.