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GREYUIT [131]
3 years ago
10

For the given equation, y = 4(x) - 1, what is the value of y for x = 2?

Mathematics
2 answers:
AysviL [449]3 years ago
8 0

Answer:

D. 7

Step-by-step explanation:

y= 4(x)-1

<u>First: Let us take away the y =</u>

4(x)-1

As in the question, it says that the value given for x is:

2

So we plug that in

4(2)-1

As in PEMDAS, multiplication becomes before subtraction

We now have

8-1

4*2=8

8-1=7

Therefore,

The answer is...

D. 7

Alik [6]3 years ago
3 0

Answer:

The answer is D (7).

Step-by-step explanation:

If you plug in 2 where x is, you get 4*2 -1, which is 8-1, which equals to 7.

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Answer:

well that depends on how many pieces of gum are in one pack, once you have that info multiply it by 4.

Step-by-step explanation:

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Roberto wants to reduce a drawing that is 12 inches long by 9 inches wide. If his new drawing is 8 inches long, how wide will it
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Answer: It would be 6 inches wide.


Step-by-step explanation: Well two thirds of 12 in. is 8in. So  two thirds of 9in. would be 6 inches.


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Let f(x) = -x-1, h(x) = x-3/3<br> Find (f o h)(-1).
larisa86 [58]
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7 0
3 years ago
*Due tonight, plz help*
Eduardwww [97]

Answer:

y° = 7°

Step-by-step explanation:

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24y +12= 180°

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8 0
2 years ago
How to write out a one-step equation for a word problem. Maggie spent half of the money in her savings account on a new computer
Fittoniya [83]

Answer:

  (1/2)s = 345

  s = 690 (Maggie's savings balance)

Step-by-step explanation:

For any problem, word problem or otherwise, you start be reading and understanding the problem. You should specifically look for

  • what you're being asked to find (what is the question to answer)
  • the information you're given that is relevant to the question asked.

Here, you're asked to find a savings account balance. You're told that $345 is half that amount.

__

After you decide what you're looking for and the given relevant information, you use the problem statement and your personal knowledge to write one or more equations relating what you know to what you want to find.

A first step for doing this is to define any necessary variables. In this problem, we can use "s" for the original savings balance (in dollars). (I like to choose letters that remind me what they stand for. "x" or "y" can sometimes get mixed up. For a one-variable problem, it doesn't really matter what you call it. It is helpful to be clear about the units of measure of any variables. Confusion there can also lead to errors.)

The problem statement tells us that half the savings account amount is $345, so our equation is ...

  (1/2)s = 345

__

The "one step" required to solve this so to multiply both sides of the equation by 2.

  s = 690

Maggie had $690 in her savings account before she bought the computer.

5 0
3 years ago
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