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stepan [7]
4 years ago
9

Translate the sentence into an inequality. Twice the difference of a number and 4 is at most -21. Use the variable x for the unk

nown number.
Mathematics
1 answer:
GREYUIT [131]4 years ago
6 0

Answer:

2x-8\leq -21

Step-by-step explanation:

At Most=\leq

Twice the difference of a number and 4:

2(x-4)

2x-8

There you have it!

P.S. Might be wrong. A bit late for me.

You might be interested in
ELLUNG UNTU
34kurt

Answer: Rs. 100

Step-by-step explanation:

Given the following :

Total expenditure for dance show = Rs. 25000

Profit made except expenditure = Rs. 12,000

Number of people who observed and paid for the show = 370

Amount paid per person will be :

(Total amount or revenue realized / number of observers who paid)

Total revenue realized = (total expenditure + profit made)

Total Revenue realized = Rs.(25,000 + 12,000) = Rs. 37,000

Amount paid per observer = (Rs. 37,000 / 370)

= Rs. 100

8 0
3 years ago
PLEASE HELP, and dont forget to show work!
weeeeeb [17]
Answer: -rad7, +rad7

Explanation:
- Divide the equation by 6 (x^2-7=0)
- Add 7 (x^2=7)
- Square root x to find solutions (x=rad7)
- Dont forget the radical means that there are two solutions!
6 0
3 years ago
Solve this quadratic equation.<br><br> 6x2 - 2x = 7
rjkz [21]

Answer:

x₁ = (1 + √43)/6

x₂ = (1 - √43)/6

Step-by-step explanation:

6x² - 2x = 7

6x² - 2x - 7 = 0

Formula

ax² + bx + c = 0

a = 6 ; b = - 2 ; c = - 7

x₁/₂ = [-b ± √(b²- 4ac)]/2a

x₁/₂ = (2 ± √4 + 4×6×-7)/12

x₁/₂ = (2 ± √172)/12

x₁/₂ = (2 ± 2√43)/12

x₁/₂ = 2(1 ± √43)/12

x₁/₂ = (1 ± √43)/6

x₁ = (1 + √43)/6

x₂ = (1 - √43)/6

5 0
3 years ago
The end of the cave is 380 meters below surface of the earth generate an integer to reoresent this profit
RSB [31]

The question says that the end of the cave is 380 meters below.

Lets say  the sea level or the surface is at 0 meters or we can say that  it is the reference level for us.

Now if we go up the height will be measured with positive integer but if we go down the depth will be represented by  a negative integer.

Negative integer also represents the depth or the distance below the surface level.

Here we need to generate an integer that can represent the depth of 380 meters.

So if we are going down we will use negative integer to represent.

Therefore, the integer to represent the depth is -380 meters.

5 0
3 years ago
Largest odd number by using all four (4) cards <br><br> 5,3,2,6
dlinn [17]

Answer:

6523

Step-by-step explanation:

I'm assuming that the question is asking us to rearrange the numbers 5,3,2,6 to obtain the largest possible value that is odd.

In order for a number to have the largest value, the first digit of the number must he the largest possible value. In this case, we see that the largest value is 6, hence the number must begin with 6 i.e 6XXX

We can do the same for the next digit in the hundreds position by picking the largest possible remaining number. In this case, it is the number 5. So the number will look something like this: 65XX

We see that the only  remaining numbers are 3 and 2.

Recall that for a number to be odd, the digit on the ones place must also be odd. Of the remaining numbers, only 3 is odd, hence the last number must be 3. i.e 65X3

Hence the last remaining number is 2

6523

7 0
3 years ago
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