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Eduardwww [97]
4 years ago
11

Analyze Manda’s work. Is she correct? If not, what was her mistake?

Mathematics
2 answers:
ELEN [110]4 years ago
7 0

Answer: 3. 100x= 27

Step-by-step explanation: Yes, she is correct.

In step 2, she needed to multiply both sides by 10.

In step 3, she did not subtract one x from the left side.

In step 4, she did not simplify her fraction.

forsale [732]4 years ago
4 0

Answer:

Step-by-step explanation: step 3 is the answer

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Karim began his day by drinking 1 cups of milk at breakfast. By the end of the day, he drank a total of 2
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Answer:

Equation:

21 = 1 + m

Solution:

20 = m

Step-by-step explanation:

What we know:

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We know that Karim drank 21 cups of milk in a day. In an equation, that would look like this:

21 =

What does 21 equal?

The amount of milk Karim drank at breakfast plus the amount of milk Karim drank after breakfast.

21 = milk at breakfast + milk after breakfast

Let's substitute what we know into this equation:

21 = milk at breakfast + milk after breakfast

21 = 1 + m

Now that we have our equation, let's solve.

21 = 1 + m

-1    -1

20 = m

Therefore, Karim drank 20 cups of milk after breakfast.

4 0
3 years ago
Casandra needs 2 meters of string for her kite how many centimeters of string does she need
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Answer:

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4 0
3 years ago
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In the diagram, transversal t cuts parallel lines a and b. Which equation is necessarily true?
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Answer:

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Step-by-step explanation:

From the figure we an see that, a and b are parallel lines and line t is the traversal on the lines.

<u>To find the correct option</u>

From the given figure we get

Corresponding angles are,

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Alternate interior angles are equal.

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Therefore the correct answer is optionB

3 0
3 years ago
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Answer:

Thanks for asking!

Step-by-step explanation:

The answer is -x²+9+12

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3 years ago
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