Mathematics
Mathematics, 11.10.2020 14:01, adricabrera

Caitlin solved the equation, 4(nāˆ’2)=12, for n. When she submitted her work, her teacher said that one of her justifications was incorrect. In which step is Caitlin's justification incorrect?

Step 1
Step 2
Step 3
Step 4

Step Justification
1. 4(nāˆ’2)=12
Given
2. 4nāˆ’8=12
Distributive Property
3. 4n=20
Subtraction Property of Equality
4. n=5
Division Property of Equality

Please help. if you arent SURE if the answer is correct please make sure its right before answering. this is a big test

answer
Answers: 3

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 16:30, mildredelizam
Graph red beads cost $1 an ounce and gold beads cost $3 an ounce. juanita wants to purchase a 12-ounce mixture of red and gold beads that she can sell for $2 an ounce. the solution of the system shows the number of beads needed for juanita to break even. x + y = 12, x + 3y = 24 how many ounces of red beads will juanita buy to break even? how many ounces of gold beads will she buy?
Answers: 3
image
Mathematics, 21.06.2019 17:30, gungamer720
Triangle xyz has vertices x(1,3), y(0,0)
Answers: 1
image
Mathematics, 21.06.2019 20:30, emo239
4+(2+x) can you me solve this problem
Answers: 2
image
Mathematics, 21.06.2019 21:50, destinyharris8502
Which is the graph of this function 3 square root of x plus one if
Answers: 1
Do you know the correct answer?
Caitlin solved the equation, 4(nāˆ’2)=12, for n. When she submitted her work, her teacher said that on...

Questions in other subjects: