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olchik [2.2K]
2 years ago
12

How many solutions does this equation have? 8n = 10 + 10n

Mathematics
1 answer:
Andre45 [30]2 years ago
5 0

Answer:

1

Step-by-step explanation:

-10n+8n=10

-2n=10

n=-5

So, one solution

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Jamie is saving to buy a video game system. He has saved $16, which is 5% of the total cost. What is the cost of the video game
Galina-37 [17]
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ANSWER PLSS! 3)
Artist 52 [7]

Answer:

20 I'm pretty sure it's right but if not sorry

Step-by-step explanation:

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6 0
2 years ago
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A ratio of boys to girls in the classroom is 4 to 5 if there are 20 girls how many boys would there be
Viktor [21]

Answer:

16 to 20

Step-by-step explanation:

Let's do our math.

4 to 5

8 to 10

12 to 15

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8 0
2 years ago
Subtract 6x 2 −7x−2 from 6x^{2}-2x+6
ki77a [65]

Answer:

5x+8

Step-by-step explanation:

The from is the key word

That means the second term is first

6x^2 -2x +6 - (6x^2 -7x -2)

Distribute the minus sign

6x^2 -2x +6 - 6x^2 +7x +2

Combine like terms

5x+8

3 0
1 year ago
Select all the simplified expression <br>​
sineoko [7]

Answer:

1 / 3^5

1/ 243

Step-by-step explanation:

3^4 ÷ 3^9

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3 ^ ( 4-9)

3^ -5

We can rewrite this as a^-b = 1/ a^b

1 / 3^5

We know that 3^5 = 243

1/ 243

5 0
2 years ago
Read 2 more answers
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