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iogann1982 [59]
3 years ago
14

Find the value of x (9x-3)​

Mathematics
1 answer:
tangare [24]3 years ago
3 0
9x^2-3x
mark me brainliest if the answer is correct, thank you in advance :)
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How do I go about to understand the problem
raketka [301]
You just have to multiply the numerators and the denominators.
The answer is 14 over 56. Then, you need to simplify the question.
So, since 56 is divisible by 14, divide the numerator and the denominator by 14.
Then you get your answer, which is one-fourth.
Hope that helped!
6 0
3 years ago
The table below shows all of the possible outcomes of rolling a six-sided number cube and flipping a coin
Juli2301 [7.4K]

Answer: D

Step-by-step explanation:

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4 years ago
A grocer wants to make a 10 pound mixture of peanuts and cashews that he can sell for $4.75 per pound. If peanuts cost $4.00 per
Mama L [17]

Answer: 7 pounds of peanuts and 3 pounds of cashew should be used.

Step-by-step explanation:

Let x represent the number of pounds of peanuts that he would use in the mixture.

Let y represent the number of pounds of cashews that he would use in the mixture.

The total mixture would be 10 pounds. It means that

x + y = 10

The mixture of peanuts and cashews would be sold at $4.75 per pound. This means that the total cost of the mixture is

10 × 4.75 = $47.5

If peanuts cost $4.00 per pound and cashews cost $6.50 per pound, it means that

4x + 6.5y = 47.5- - - - - - - - - - - - 1

Substituting x = 10 - y into equation 1, it becomes

4(10 - y) + 6.5y = 47.5

40 - 4y + 6.5y = 47.5

- 4y + 6.5y = 47.5 - 40

2.5y = 7.5

y = 7.5/2.5

y = 3

x = 10 - y = 10 - 3

x = 7

6 0
3 years ago
Yolanda makes $11.25 per hour at her part-time job. During one week, she worked 1225 hours and also earned some tips. Her final
Oliga [24]

Answer:

She made $21.69 in tips.

Step-by-step explanation:

Take the wage per hour and multiply by the number of hours worked. 11.25x12.25 = 137.81

Then we subtract that number by her final pay. 159.50-137.81= $21.69 in tips

3 0
3 years ago
Luke called a repairman to fix the furnace at his cabin. The repairman charged $35 per hour plus a fee of $25 for the service ca
Marizza181 [45]

Answer:

The answer is A.

Step-by-step explanation:

To find the value you have to know how many hours the repairman took to repair. Then after you find how many hours he took multiply the hours by 35 than add 25.

So the equation would look like  35x hr+25 =

hr=hours

6 0
3 years ago
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