A building 62 feet tall casts a shadow 21 meters long . At what angl is the sun shining on the building

Combine like terms to make a simpler expression 3z+z

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.

Select the point that is a solution to the system of inequalities. y< =-x+3 y=x^(2)-3x