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zysi [14]
3 years ago
9

I need help with cramer's rule​

Mathematics
1 answer:
natali 33 [55]3 years ago
4 0
Aight .. what exactly do you need help with?
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The repeating decimal,0.27 repeting, is converted to the fraction 3/x. What is the value of x in the fraction?
Nuetrik [128]

Answer:5/18=.2777777777777

Step-by-step explanation:

.27777 (7 repeating)

100x=27.7777

10x=   2.7777

Subtract

90x=25

x=25/90=5/18

Check

5/18=.2777777777777

Hope that helps.

7 0
3 years ago
Maurice spent 1/2 of his money on lunch. He had 2.50 left.<br> How much money did he start with?
OverLord2011 [107]

Answer:

5.0

Step-by-step explanation:

1÷2=2.5

1=2.50×2

=5.0

6 0
3 years ago
Amy has 3 children, and she is expecting another baby soon. Her first three children are girls. Is the sex of the fourth baby de
Bad White [126]
I'm pretty sure the answer is independent because the sex of her other children has nothing to do with the sex of her new baby. I may be wrong though.<span />
7 0
3 years ago
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Kazeer [188]

Answer:

y = 3x + 9

Step-by-step explanation:

y = 3x + 6

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(-2, 3)

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3 0
3 years ago
Anne is planting a garden she is putting up a fence. The fence is 12.4 metres long and
Dmitrij [34]
To find the perimeter you do length + width so you do 12.4 + 5.9 to get the perimeter.
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3 years ago
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