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choli [55]
3 years ago
9

Solve the following system of equations:

Mathematics
2 answers:
antoniya [11.8K]3 years ago
8 0
I think the answer is B
Lemur [1.5K]3 years ago
5 0
The answer is c. infinitely many solutions
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Claire kept an important letter in a book she was reading. She remembers that she kept the letter 20 pages away from the 54th pa
Maru [420]
A
X-54=20
+54. +54
You add 54 to both sides
Then you end up with
X = 74

So the letter is on page 74.
3 0
3 years ago
For a recent report on sleep deprivation, the Centers for Disease Control and Prevention interviewed 11600 residents of Californ
Pani-rosa [81]

Answer:

H0: p1-p2=0

Ha: p1-p2≠0

This hypotheses can be written as

H0: p1=p2

Ha: p1 ≠p2  

Step-by-step explanation:

Here the claim is if these data provide strong evidence the rate of sleep deprivation is different for the two states which will be formulated as alternate hypothesis .

Ha: p1-p2≠0  

The null hypothesis is

H0: p1-p2=0  i.e these data  do not provide strong evidence the rate of sleep deprivation is different for the two states.

where p1  =   as population 1 of California

p2= as population 2 of Oregon

This hypotheses can be written as

H0: p1=p2

Ha: p1 ≠p2  

which will also give the same results as above and a two tailed test will be performed for both hypotheses.

4 0
3 years ago
Ada makes sparkling juice by mixing 2 cups of sparkling water with every 4 cups of apple juice. Let s represent the number of cu
Dafna11 [192]

Answer:

s = 2j

Step-by-step explanation:

Given - Ada makes sparkling juice by mixing 2 cups of sparkling water

            with every 4 cups of apple juice. Let s represent the number of

            cups of sparkling water and j represent the number of cups of

             apple juice.

To find - Write an equation that shows how s and j are related.

Proof -

Let total number of cups of sparkling water make = s

     Total number of cups of apple juice make = j

Now,

Given that, Ada makes sparkling juice by mixing 2 cups of sparkling water with every 4 cups of apple juice.

⇒2s = 4j

⇒s = 2j

∴ we get

Ada can makes sparking water by mixing 2j cups of sparking water with every j cups of apple juice.

6 0
3 years ago
List the common factors of the numbers 9 and 18
Solnce55 [7]
the answer is 1,3,9
4 0
3 years ago
Based in the graph, what is the initial value of the linear relationship
Marianna [84]
I think it's 5/-3 though.
8 0
3 years ago
Read 2 more answers
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