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andriy [413]
3 years ago
13

What is x? 2x+4x+6x-2(x+3)=34

Mathematics
2 answers:
stellarik [79]3 years ago
7 0

Answer:

x = 4

Step-by-step explanation:

Firstly we have to distribute: 2x + 4x + 6x -2x - 6 = 34

Collect like terms: 10x - 6 = 34

We have to isolate x to get it's value: Add 6 to both sides

10x = 40

Divide both sided by 10: x = 4

Katarina [22]3 years ago
4 0
I hope it helps you get it right

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A triangular prism is 13 meters long and has a triangular face with a base of 12.6 meters and a height of 16.6 meters. What is t
kolbaska11 [484]

Answer:

1359.54m^3

Step-by-step explanation:

The formula for the volume of a triangular prism is:

1/2(b \times l )\times h

<em>b= base </em>

<em>l = length</em>

<em>h</em><em>= </em><em>height</em>

Step 1: Plug the numbers into the formula

1/2(12.6*13)*16.6

Step 2: Simplify

163.8*16.6

1359.54

Step 3: Add units

The units used in the question were in meters, so the answer is also in meters.

Volume is always cubed, so it would be to the third power...1359.54m^3

If this answer helped you, I would greatly appreciate if you gave me brainliest :D.

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2 years ago
Can someone help me, lol?
Setler [38]

Answer:

The modes are 9 and 11

Step-by-step explanation:

8 0
2 years ago
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Which transformation of Figure A results in Figure A' ?
MariettaO [177]

Option B: a counterclockwise rotation of 90° about the origin

Explanation:

From the graph, we can see the coordinates of the figure A are (0,2), (-1,6) and (-4,4)

The coordinates of the figure A' are (-2,0), (-6,-1) and (-4,-4)

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The transformation rule for a coordinate to reflect a counterclockwise rotation of 90° about the origin  is given by

(x,y)\implies (-y,x)

Let us substitute the coordinates of the figure A

Thus, we have,

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mrs_skeptik [129]
Each question has four choices, then the probability to guess a correct answer is p= \frac{1}{4} and the probability to select incorrect choice is  q=1-p=1- \frac{1}{4} = \frac{3}{4}.

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The answer is C. 6.25 hours.

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