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liq [111]
3 years ago
14

Collect like terms x+x+x

Mathematics
2 answers:
Vlad [161]3 years ago
3 0
The correct answer is 3x
inessss [21]3 years ago
3 0

Answer:

3x

Step-by-step explanation:

x+x+x

pretend like there is a 1 in front of the x's

1x+1x+1x

2x+1x

3x

You might be interested in
Which number is 7.323 rounded to the nearest tenth? A 7.3 6 74 © 7.32 07.33
Kamila [148]

Answer:

Option A - 7.3.

Step-by-step explanation:

Given : Number 7.323.

To find : Which number is 7.323 rounded to the nearest tenth?

Solution :

Rounded to the nearest tenth rule :

1) If the hundredths place of a decimal is greater than or equal to five, then tenth place number is added by 1.

2) If the hundredths place of a decimal is less than five, then tenth place number does not change.

In the number 7.323

The Hundredth number is 2 < 5 so tenth number does not change.

7.323 rounded to the nearest tenth is 7.3.

Therefore, Option A is correct.

4 0
3 years ago
The diagram shows an empty cylindrical container. Ana puts a solid cube of side length 8 cm into the container. She then pours 1
marshall27 [118]

Answer:

<h3><u>Cylinder</u></h3>

\textsf{Volume of a cylinder}=\sf \pi r^2 h \quad\textsf{(where r is the radius and h is the height)}

Given:

  • r = 6 cm
  • h = 18 cm

\begin{aligned}\implies \sf V &= \sf \pi (6)^2(18)\\& = \sf 648 \pi \: cm^3\end{aligned}

<h3><u>Cube</u></h3>

\textsf{Volume of a cube}=\sf x^3\quad\textsf{(where x is the side length)}

Given:

  • x = 8 cm

\begin{aligned}\implies \sf V &= 8^3\\& = \sf 512 \: cm^3\end{aligned}

<h3><u>Volume available to be filled with water</u></h3>

Volume of cylinder - volume of cube

= 684π - 512

= 1532.75204 cm³

    1 litre = 1000 cm³

⇒ 1.5 litres = 1000 × 1.5 = 1500 cm³

As 1500 < 1532.75204, the volume of water poured into the container is smaller than the empty space available in the cylinder.  Therefore, the water will <u>not</u> come over the top of the container.

4 0
2 years ago
the diameter of a cylindrical construction pipe is 4 ft. if the pipe is 19 ft long, what s it’s volume?
choli [55]

Answer:

76\pi or 238.76 units^{3}

Step-by-step explanation:

The volume of a cylinder is V = \pi r^{2} h

Here the radius is  r = \frac{1}{2} d = \frac{1}{2}(4)=2

The height is given as 19 ft

Then plug in all the numbers into the equation

V = \pi (2^{2})(19) = 76\pi = 238.76 units^{3}

3 0
3 years ago
WILL MARK BRAINLIEST PLEASE HELP
vlada-n [284]

Answer:  

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

2x - 2x +3

0 + 3

3

2x-7 + (-2x) = -7

2x -2x - 7

0 -7

-7

-(5x -1) + 5x = 1

-5x +1 + 5x

-5x + 5x + 1

0 + 1

1

Step-by-step explanation: In addition, the parentheses help identify the individual addends. If adding a negative number, it is the same as subtracting. If there is a negative sign outside the parentheses, as in example c, you must distribute it: the signs of the numbers within the parentheses must be reversed when the parentheses are removed.

6 0
3 years ago
Can someone please help me i would just need the answer
o-na [289]

Answer:

80+50P

Step-by-step explanation:

80 is fixed

50 is variable

1 device = 130

2 decices = 180

8 0
3 years ago
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