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Svetlanka [38]
3 years ago
7

Use the addition method to solve the system of linear equations for x. (Enter an exact number.)

Mathematics
1 answer:
kirill [66]3 years ago
6 0

Answer:

work is shown and pictured

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(f - g)(x) = (3x - 1) - (x +2)<br> Solve.
ki77a [65]

Answer:

(f - g)(x) = 2x - 3

Step-by-step explanation:

If you want the difference between functions f and g, combine the terms within parentheses as follows:

(f - g)(x) = (3x - 1) - (x +2)

             = 3x - 1 - x - 2

Combining like terms, we get:

(f - g)(x) = 2x - 3

6 0
4 years ago
The formula for a cylinder's volume is V=πr^2h, where r is the cylinder's height. If a cylinder has radius equal to its height h
lisabon 2012 [21]
Hello,

<span>The formula for a cylinder's volume is V=πr^2h, where r is the cylinder's radius. If a cylinder has a radius equal to its height h, the cylinder's volume in terms of it's height is (B) pi*h^(3)

For example: 

when h=2 and r=2

V= pi*r^(2)h

</span>V= 3.14*2^2*2= 25.12 = 3.14 * 2^ (3) = 25.12 

(This would go on infidelity as values increase.)<span>

Faith xoxo
</span><span>
</span>
3 0
3 years ago
Answer all of these
Nadya [2.5K]

Answer:

  • 18% of 34  = 6.12
  • 27% of 81  = 21.87
  • 85% of 74  = 62.9
  • 54% of 90  = 48.6
  • 33% of 360  = 118.8
  • 62% of 75  = 46.5
  • 4% of 56  = 2.24
  • 6% of 140  = 8.4
  • 12% of 625  = 75
  • 5% of 134  = 6.7
  • 90% of 44  = 39.6
  • 9% of 17  = 1.53
  • 48% of 20  = 9.6
  • 70% of 69  = 48.3
  • 2% of 800  = 16

-------------------------------------

  • 30% of 2400 = 720 calories

--------------------------------------

  • 80% of 175 = 140 beats per minute
5 0
3 years ago
It takes Joan 2 times longer than Jane to file the reports. ​Together, they can file the reports in 8 minutes. How long would it
kiruha [24]

Answer:

It takes Jane 2 2/3 minutes

It takes Joan 5 1/3 minutes

Step-by-step explanation:

let j = time it takes Jane

let 2j = time it take Joan

j + 2j = 8

3j = 8

j = 8/3 or 2/23

2j = 16/3 or 5 1/3

4 0
2 years ago
A population consists of 500 elements. We want to draw a simple random sample of 50 elements from this population. On the first
serious [3.7K]

Answer: correct option is A

0.100

Step-by-step explanation:

Given that

population = 500 elements.

To draw a simple random sample of 50 elements from this population. On the first selection

The probability = 50/500 = 0.1

The probability of an element being selected is 0.100

3 0
3 years ago
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