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Vikki [24]
3 years ago
9

Select the step in the solution that shows the first error.

Mathematics
1 answer:
siniylev [52]3 years ago
8 0

Answer:

Step 2: 20x = 80 + 10x

Step-by-step explanation:

Step 1: 20x - 10 = 80 + 10x

Add 10 to each side

20x - 10+10 = 80+10 + 10x

20x  = 90 + 10x

Step 2: 20x = 80 + 10x   This has the first error

Step 3: 10x = 80

Step 4: x= 8

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1s -0

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2020010. I think this is right but would like so confirmation, just taught myself this!

6 0
3 years ago
The British Queen is to receive 4 foreign dignitaries. The digni- taries are sensitive to the order in which they are received.
Readme [11.4K]

Answer:

Number of Ways = ₄P₄ = 24

Step-by-step explanation:

Given that there are going to be 4 dignitaries, and that they are sensitive to the order (i.e the order of the dignitaries matter), hence the total number of ways they can be arranged can be found by permutating 4 dignitaries.

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4 0
3 years ago
Item 1
Anni [7]

Answer:A) 20,500

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8 0
3 years ago
What is the value of the digit 1 in the number 0.413
Akimi4 [234]
.01 is the answer to that or one one hundredth
4 0
3 years ago
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Find a rational number that is between 7.7 and 7.9. Explain why it is rational
Sophie [7]
There are a lot of rational number between 7.7 and 7.9, but the problem asked to find only one ratio number, so I will choose one which is 7.8. 7.8 is a rational number because ration number means that it can change into a fraction or improper fraction.
Now, let's change 7.8 into the fraction
First of all, change this into mixed number:
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Then, change this into improper fraction.
Step 1:
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Step 2:
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5, so your final answer will be 39/5. Hope it help!
3 0
3 years ago
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