subject
Mathematics, 20.05.2020 19:01 tyneshiajones124

Jackson gave Lena this expression to evaluate: 14(8 + 12). Lena said that to evaluate the expression was simple; just multiply the factors 14 and 20. Jackson told Lena she was wrong. He solved it by finding the product of 14 and 8 and then adding that to the product of 14 and 12.

a. Evaluate the expression using each student’s method.

b. Who was right in this discussion? Why?

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 15:40
Given the following sampling distribution of one mean with a sample size 49, from a normally distributed population,find the population standard deviation, o.79828588912497
Answers: 3
question
Mathematics, 21.06.2019 20:30
Ming says that 0.24 > 1/4 because 0.24= 2/4. which best explains mings error
Answers: 1
question
Mathematics, 22.06.2019 04:30
Write the ratio as a fraction in lowest terms. compare in inches. 5 feet to 50 inches
Answers: 2
question
Mathematics, 22.06.2019 06:00
Find the simplified product: 3e cube 9x to the fourth power times three cube 3x to the eighth
Answers: 1
You know the right answer?
Jackson gave Lena this expression to evaluate: 14(8 + 12). Lena said that to evaluate the expression...
Questions
question
Mathematics, 17.06.2021 23:40
question
Mathematics, 17.06.2021 23:40
question
Mathematics, 17.06.2021 23:40
Questions on the website: 13722363