Mathematics, 23.04.2020 03:16 personm21
Nigel makes the claim that x=6 is the solution to the equation 4(5xβ12)β7x=5x. His work to support his claim follows.
Given: 4(5xβ12)β7x=5x
Step 1: 20xβ48β7x=5x
Step 2: 20xβ7xβ48=5x
Step 3: 13xβ48=5x
Step 4: 13xβ13xβ48=5xβ13x
Step 5: 0β48=β8x
Step 6: 6=x
Which of the following justifications can be used to justify and support Nigel's work?
Select all justifications that are correct. (There is more than one answer)
Step 6 is justified by the Associative Property.
Step 5 is justified by the Property of Additive Inverses.
Step 2 is justified by the Commutative Property.
Step 4 is justified by the Symmetric Property.
Step 1 is justified by the Distributive Property.
Answers: 2
Mathematics, 20.06.2019 18:04
Mp model with mathematics explain how the number of text messages dario sent and the cost form an arithmetic sequence.then write an expression to find dario's text messaging bill if he sends n text messages over 250.
Answers: 2
Mathematics, 21.06.2019 18:50
Determine if the function below is continuous. a. continuous b. not continuous, 1 hole c. not continuous, > 2 holes d. not continuous, 2 holes
Answers: 1
Mathematics, 21.06.2019 20:30
If rt is greater than ba, which statement must be true ?
Answers: 1
Nigel makes the claim that x=6 is the solution to the equation 4(5xβ12)β7x=5x. His work to support h...
Mathematics, 18.04.2020 01:02
Mathematics, 18.04.2020 01:02
Biology, 18.04.2020 01:02
History, 18.04.2020 01:02
Mathematics, 18.04.2020 01:02