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antiseptic1488 [7]
3 years ago
12

Which graph represents the solution set of the system of inequalities?

Mathematics
1 answer:
vivado [14]3 years ago
6 0
Solve first for the solution of the inequalities. This can be done by replacing first the inequalities sign with the equal sign. 

x + y = 1
2y = x - 4

The values of x and y from the system of linear equation are 2 and -1. This means that the intersection of the lines should be at point (2, -1). 

Substitute 3 to x and determine the value of y from the second inequality.
 2y ≥ x - 4

Substituting,
  2y ≥ 3 - 4, y ≥ -1/2

Hence, the solution to this item should be the fourth one. 
You might be interested in
What is the reference angle for 225° and what is a reference angle?
sertanlavr [38]
<span> the angle that the Main Angle is called reference angle
</span><span>Given angle - 180
</span><span> 225° -180
</span>=45
eference angle for 225° is 45 
6 0
3 years ago
I need help with these please... anyone?
Svetlanka [38]
The total measure of the interior angles of each figure will be:

180 (n-2) = 180 (4 - 2) = 360

Now add all those angles and set them equal to 360.

41 + 133 + 86 + x = 360

x is the unknown angle.

260 + x = 360
x = 100

The missing angle that is Not labeled in any of the figure is 100°

Hope this helps :)
8 0
3 years ago
Help me out the number inside the triangle is really throwing me off tbh
prisoha [69]

We are given an angle of 60° and a side of 15 cm.

We are given the opposite and is looking for the hypotenuse so we will use the sine ratio to find x.

sin = opp/hyp

hyp = 15 / sin 60

hyp = 17.32...

//

We can also use the tangent ratio to find the adjecent and then use pythagorean to find x.

tan = opp/adj

adj = 15 / tan 60

adj = 8.660.....

8.660....² + 15² = 300²

since the square root of 300 is an irrational number, we have to turn it into a mixed radical.

The answer would be the top one.

6 0
3 years ago
Evaluate the function.
Gemiola [76]

Answer:

so basically the answer is ^^*#;**<><>^^><?

Step-by-step explanation:

7 0
2 years ago
The figures shown are similar
Harlamova29_29 [7]
Hi there!

Based on your options, I think we're going from the big figure to the small figure. 12/8 = 1 1/2

ANSWER:
D - 1.5

Hope this helps!! :)
If there's anything else that I can help you with, please let me know!
8 0
3 years ago
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