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Xelga [282]
2 years ago
14

Kinsley's age is 7 years less than twice Jacob's age. If Kinsley is 13 years old, how old is Jacob? Choose the answer below that

is a viable solution to this problem.
NEEED HELP PLZZ :(
A 5
B 10
C 1
D 2
Mathematics
2 answers:
Ganezh [65]2 years ago
5 0

Answer:

10x2= 20 -7 =13  :answer is 10.

Step-by-step explanation:

Evgesh-ka [11]2 years ago
3 0

Answer:

10

Step-by-step explanation:

Kinsey is 7 years less than twice Jacob's age. Let's call Jacob's age x. IF we call Jacob's age x, our equation can be 2x-7 = 13

2x - 7 = 13

2x = 20

x=10

Jacob is 10 years old.

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Yakvenalex [24]

Answer:

Step-by-step explanation:

Let the integer be 6 for even and 7 for odd (say)

For 6, we divide by 2, now get 3.  Now we multiply by 3 and add 1 to get 10. Now since 10 is even divide by 5, now multiply by 3 and add 1 to get 16.  Now divide by 2 again by 2 again by 2 again by 2 till we get rid of even numbers.

The result is 1, so multiply by 3 and add 1 we get 4 now divide 2 times by 2 to get 1, thus this result now again repeats after 2 times.

Say if we select off number 3, multiply by 3 and add 1 to get 10 now divide by 5, now repeat the same process as above for 5 until we get 1 and it gets repeated every third time.

Thus whether odd or even after some processes, we get 1 and the process again and again returns to 1.

5 0
3 years ago
Solve F(x) for the given domain.
iris [78.8K]

Answer:

A. -4

Step-by-step explanation:

F(-1) means we must plug the number "-1" in for each x.

F(x) = x^2 + 3x - 2

F(-1) = (-1)^2 + 3(-1) - 2

= 1 - 3 - 2

= -4

3 0
3 years ago
2. The cost of a computer has been discounted by $239, so that the sale price is $1230.
Afina-wow [57]

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Step-by-step explanation:

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2 years ago
Your friend asks you to help him study and will pay you 5 dimes the first time you help him. You agree to help if he multiplies
Viefleur [7K]

Answer:

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Step-by-step explanation:

The payment for sessions makes a series

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This series is GP with the first term of 5 and common ratio of 5.

The nth term would be

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Suppose that your boss must choose three employees in your office to attend a conference in Jamaica. Because all 17 of you want
Pani-rosa [81]

Answer:

P(You\ n\ Anna\ n\ Kevin) = \frac{1}{4913}

Step-by-step explanation:

Given

Total\ Employees = 17

To\ Select = 3

Required

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Assuming the selection process is fair;

Each employee has a probability of;

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So:

P(You\ n\ Anna\ n\ Kevin) = P(You) * P(Anna) * P(Kevin)

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