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ahrayia [7]
3 years ago
12

Find the area Select the best answer from the choices posted

Mathematics
1 answer:
Sliva [168]3 years ago
5 0

Answer:

B) 42

Step-by-step explanation:

Area  = \frac{1}{2} b h

Area  =  \frac{1}{2} x 12 x7

Area = 42

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Use elimination to solve<br><br> 3y-6x=7-4y-3x=9
Masja [62]
Reorder both sides

3y-6x=9
7-4y-3x=9

Multiply both sides
-6x-3y=9
6x+8y=-4

Dived both sides

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Y=5/11

Substitute the value of Y

-3x-4(5/11)

Equals —> -14/11

Answer : (5/11 , -14/11)
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3 years ago
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Mamont248 [21]
The vertices of triangle QRS have coordinates Q(1, −2), R(3, −2), and S(2, −4). The coordinates are the coordinates of the vertices of triangle QꞌRꞌSꞌ when triangle QRS is reflected across the x-axis <span>Qꞌ(1, 2), Rꞌ(3, 2), Sꞌ(2, 4). The answer is  letter B.</span>
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3 years ago
If i^2 = −1 and x = i + 9, which is the result of squaring x?
Anestetic [448]

Answer:

80 + 18i

Step-by-step explanation:

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8 0
3 years ago
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tresset_1 [31]
Since you have to mix all of it together, the whole cocktail is 20+10+15=45.
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6 0
3 years ago
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Answer:

The answer is B) -5

Step-by-step explanation:

It is -5 because if you take monday's temperature and subtract it by tuesday's temperature. You get -5

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3 years ago
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