Mathematics, 21.10.2020 19:01 arivalen

Describe how you can use number relationships to tell whether the equation from question 3 (also below) is true or false without having to find the answer on both sides. 67 × 18 = (67 × 20) − (67 × 2)

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 13:40, kathrynway9438

Imagine a new pasture with grass growing on it. every day after the seeds have germinated, the number of blades of grass in the pasture triples. after 18 days, the entire pasture is completely covered in grass. how many days did it take for the pasture to be one-third covered in grass?

Answers: 2

continue

Mathematics, 21.06.2019 16:00, hateschool5207

Identify a1 and r for the geometric sequence an= -256(-1/4) n-1

Answers: 3

continue

Mathematics, 21.06.2019 16:30, LiannaMarquez542

Adam plans to choose a video game from the section of the store where everything is 75% off. he writes the expression d-0.75d to find the sale price of the game if the original price is d dollars. gena correctly writes another expression, 0.25d, that will also find the sale price of the game if the original price is d dollars. use the drop down menus to explain each part of adams and rena's expression

Answers: 3

continue

Mathematics, 21.06.2019 19:40, marshallmattah

Suppose that 3% of all athletes are using the endurance-enhancing hormone epo (you should be able to simply compute the percentage of all athletes that are not using epo). for our purposes, a “positive” test result is one that indicates presence of epo in an athlete’s bloodstream. the probability of a positive result, given the presence of epo is .99. the probability of a negative result, when epo is not present, is .90. what is the probability that a randomly selected athlete tests positive for epo? 0.0297

Answers: 1

continue

You know the right answer?

Describe how you can use number relationships to tell whether the equation from question 3 (also bel...