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Black_prince [1.1K]
3 years ago
6

How to solve 4|x+6|greater than or equal to 20

Mathematics
1 answer:
Lena [83]3 years ago
8 0

Answer: x greater than or equal to -1

Step-by-step explanation:

4|x + 6| greater than or equal to 20

4x + 24 greater than or equal to 20

4x greater than or equal to -4

x greater than or equal to -1

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Find the length of side b in the right triangle below use the calculator to estimate the square root to one decimal place.
Readme [11.4K]

Answer:

<h2>b = 16.7</h2>

Step-by-step explanation:

Since the triangle is a right angled triangle we can use Pythagoras theorem to find the missing side b

Using Pythagoras theorem we have

a² = b² + c²

where

a is the hypotenuse

Substituting the values into the above formula we have

<h3>{19}^{2}  =  {9}^{2}  +  {b}^{2}  \\  {b}^{2}  =  {19}^{2}   -   {9}^{2}  \\  {b} =  \sqrt{ {19}^{2}   -   {9}^{2} }  \\ b =  \sqrt{361  -  81}  \\ b =  \sqrt{280}  \\ \:  \:  \:  \:  \:  \:  b = 2 \sqrt{70}  \:  \:  \:  \:  \:  \:  \\ \:  \:  \:  \:  \:  \:  \:  b = 16.73320</h3>

We have the final answer as

<h3>b = 16.7 to one decimal place</h3>

Hope this helps you

5 0
3 years ago
I’m having trouble with this problem can someone help me
anzhelika [568]

Answer: y=2x+5

Step-by-step explanation: look at the y intercept then after that try to find the closest direct point on the line

4 0
3 years ago
You are driving to a vacation spot that is 1500 miles away. Including rest stops it’s takes you 42 hours to get to the vacation
Serga [27]

You were not driving for 12 hours.

<em><u>Explanation</u></em>

Distance to the vacation spot is 1500 miles and you estimate that you drove an average speed of 50 mph.

<u>Relationship between distance, speed and time</u> is.......

distance=speed*time\\ \\ time=\frac{distance}{speed}

So, the <u>number of hours you drove</u> =\frac{1500}{50}hours= 30 hours

Given that, including rest stops it’s takes you 42 hours to get to the vacation spot.

Thus, the number of hours you were not driving =(42-30)=12 hours

5 0
3 years ago
I need help how,did you get the answer and explain
Anna11 [10]
2. 4(0) - 20(0) < 6
(5/2 (0)) >/= 5(0) - 10 ; it is a solution

3. 2.5 + 5(-1.5) > -10
2.5 - (-1.5) </= 4 ; it is also a solution

x y
( 0 , 0 )
(2.5, -1.5)

Plug it in, plug it in
4 0
3 years ago
Which inequality represents that −14 more than twice a number is no less than 18?
yuradex [85]
-14>2x>18

Hope this helps!
5 0
3 years ago
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