Miguel’s steps in evaluating an expression are given below. 32 ÷ 2(23 – 4) Step 1: = 32 ÷ 2(8 – 4) Step 2: = 32 ÷ 2(4) Step 3: = 32 ÷ 8 Step 4: = 4 What, if any, was Miguel’s mistake?

Answers

Answer 1
Answer:

Answer:

its actually c he did a mistake on step 3 i just took the test and got it right

Step-by-step explanation:

Miguel incorrectly multiplied before dividing in step 3

Answer 2
Answer:

Answer:

C. Miguel incorrectly multiplied before dividing in step 3.

Step-by-step explanation:

look at picture down below


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In which of the following stores would you pay the least amount for an item that is priced $360? Store A: Sale of 10% off and a successive discount of 10% off. Store B: Sale of 15% with no additional discount. Store C: Sale of $35 off and a successive discount of 10% off

A cube has a volume of 64 cubic cm. What is the length of one side?

Answers

the length of one side is 4 V= a^3 so 4^3 is 64

Factor completely 4x2 − 81.(4x − 9)(x + 9)

(2x + 9)(2x + 9)

(2x + 9)(2x − 9)

(2x − 9)(2x − 9

Answers

The factored expression of 4x^2 - 81 is (2x - 9)(2x + 9)

The expression is given as:

4x^2 - 81

Express 4 as the square of 2.

So, we have:

2^2x^2 - 81

Rewrite the expression as:

(2x)^2 - 81

Express 81 as the square of 81

(2x)^2 - 9^2

Rewrite the expression as the difference of two squares

(2x - 9)(2x + 9)

Hence, the factored expression of 4x^2 - 81 is (2x - 9)(2x + 9)

Read more about factorization at:

brainly.com/question/11579257

(2x+9)
(2x-9)
4x2 +18x -81
-18x
---------------------------
4x2 + 0x - 81
4x2 - 81 √

so answer is (2x+9) (2x-9)

A test to detect an infection gives a positive result 98% of the time if a person is infected, and it is 97% accurate for people who are not infected. What percentage of results will be false negatives?a) 1%

b) 2%

c) 3%

d) 5%

Answers

The answer is c.) 2%. Since the question is talking about false negatives, meaning the chance that the results are false, then we take a look at the 98% which represents the chance of giving an accurate result for the people who are not infected meaning for those who are positive. Thus, the answer is 2% because this is the remaining percentage if 100-98%.

a rectangular mural measures 234 inches by 245 inches if i create a new mural that is 33 inches what is the perimeter of my new mural

Answers

It’s going to be the answer is going to be 2

Answer quick for brainliest <3

Answers

Answer:

D

Step-by-step explanation:

A line has to be able to be straightly drawn though the points in order to be proportional

Holly say 4.131131113 is a rational number which of the following best describes whether holly is correct and why

Answers

Answer: Holy is not correct

Step-by-step explanation:

Rational numbers is a decimal number must terminate or repeat. However in this case this number is irational. This is because there is a continues pattern of 1's and 3's

Answer:

holly is not correct

Step-by-step explanation:

Rational numbers is a decimal number must terminate or repeat. However in this case this number is irational. This is because there is a continues pattern of 1's and 3's