Reduce to simplest form. -\dfrac{3}{4}-\left(-\dfrac{1}{6}\r ight)=− 4 3 −(− 6 1 )

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

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.

Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.