subject
Mathematics, 25.11.2020 02:40 lizzie3545

Sari applied the distributive property using the greatest common factor to determine the expression that is equivalent to 84 +40. Her work is shown below. Factors of 84: 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84
Factors of 40: 1, 2, 4, 5, 8, 10, 20, 40

84 + 40 = 2 (42 + 20)

What statement best describes Sariā€™s error?
A. Sari did not use correct factors for 84 in the equation.
B. Sari did not use correct factors for 40 in the equation.
C. Sari did not use two equivalent expressions in the equation.
D. Sari did not use the greatest common factor in the equation.

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 18:00
An appliance store sells lamps at $95.00 for two. a department store sells similar lamps at 5 for $250.00. which store sells at a better rate
Answers: 1
question
Mathematics, 21.06.2019 19:30
Complete the solution of the equation. find the value of y when x equals to 28 x+3y=28
Answers: 2
question
Mathematics, 21.06.2019 20:10
The graph and table shows the relationship between y, the number of words jean has typed for her essay and x, the number of minutes she has been typing on the computer. according to the line of best fit, about how many words will jean have typed when she completes 60 minutes of typing? 2,500 2,750 3,000 3,250
Answers: 1
question
Mathematics, 21.06.2019 21:30
(c) the diagram shows the first three shapes of a matchsticks arrangement.first shape = 3second shape = 5third shape = 7given m represents the number of matchstick used to arrange the n'th shape.(i) write a formula to represent the relation between m and n. express m as the subjectof the formula.(ii) 19 matchsticks are used to make the p'th shape. find the value of p.
Answers: 2
You know the right answer?
Sari applied the distributive property using the greatest common factor to determine the expression...
Questions
question
Mathematics, 04.12.2020 19:40
question
Biology, 04.12.2020 19:40
question
English, 04.12.2020 19:40
question
Mathematics, 04.12.2020 19:40
question
Social Studies, 04.12.2020 19:40