Mathematics
Mathematics, 18.10.2020 09:01, stevencardona12mejia

J. Kara followed these steps to evaluate the expression 22 + (30 - 4) +2. 30 - 4 = 26
26 + 22 = 48
48 + 2 = 24
George looks at Kara's work and says she made a mistake. He says
she should have divided by 2 before she added.
Part A
Which student is correct? Explain how you know.

answer
Answers: 2

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 16:00, Maria3737
An episode of a television show is 60 minutes long when it originally airs with commercials. on a dvd without commercials, the episode is only 417 minutes long. how many1-minute commercials did the episode include when it originally aired? write and solve an equation to justify your answer.
Answers: 2
image
Mathematics, 21.06.2019 17:30, neverfnmind
James adds two numbers a + b. sally adds the same two numbers but reverse the order b + a what property of addition assures us that james and sally will get the same sum
Answers: 2
image
Mathematics, 22.06.2019 03:00, crystalbyrd79p8imrx
What is the slopeof the live that passes through the points and (-2,-5) and (3,-1)
Answers: 2
image
Mathematics, 22.06.2019 03:30, damienlopezram
Miranda drove her car 112 miles on a 4 gallons of gas and 182 miles on 6.5 gallons. how many gallons would she need to drive 420 miles?
Answers: 1
Do you know the correct answer?
J. Kara followed these steps to evaluate the expression 22 + (30 - 4) +2. 30 - 4 = 26
26 + 22...

Questions in other subjects:

Konu
Mathematics, 28.02.2021 02:40
Konu
Mathematics, 28.02.2021 02:40