Answer:
42 hours
Step-by-step explanation:
1 pound = 3,500
3,500 × 3 = 10,500
1 hour = 250
10,500 ÷ 250 = 42
42 hours
The image of the assumed point Q(2, 3)) under the translation is Q'(-1, 7).
Translation is a type of transformation of geometrical figures. After translation, the original figure is shifted from a place to another place without affecting it's size.
Translation of a point (x, y) indicates that the point is moved x units along the X axis and y units along the Y axis,
Here we have to translate the point Q(2, 3).
Point (x, y) is translated as (x - 3, y + 4).
That is the point (x, y) moves 3 units to the left along the X axis and 4 units upwards along the Y axis.
Q(2, 3) after the translation becomes,
Q'(2 - 3, 3 + 4) = Q'(-1, 7)
Hence the point Q(2, 3) under the translation (x - 3, y + 4) is the point Q'(-1, 7).
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The image of point Q under the translation (x, y) -> (x - 3, y + 4) is Q'(-8, 8)
Given data:
A translation in the coordinate plane moves every point on a figure a given distance in a given direction. The position of any point (x, y) on the figure changes to (x + a, y + b), where a and b are real numbers.
The point is represented as Q ( -5 , 4 ).
To find the image of point Q(-5, 4) under the translation (x, y) + (x - 3, y + 4), we simply apply the translation vector (x - 3, y + 4) to the coordinates of point Q.
New x-coordinate = x - 3 = -5 - 3 = -8
New y-coordinate = y + 4 = 4 + 4 = 8
Hence, the image of point Q(-5, 4) under the given translation is Q'(-8, 8).
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The complete question is attached below:
Plot the image of point Q ( -5 , 4 ) under the translation (x, y) + (x - 3, y + 4).
The solution to the inequality 'Twice the sum of 4 and x is less than -16' is x < -12.
The given question is asking to solve the inequality 'Twice the sum of 4 and x is less than -16'. Let's break it down step by step:
Therefore, the solution to the inequality is x < -12.
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B = 36°, a = 38, c = 18
Finishing the answer above:
B=36
a=38
c=18
b=25.7
a-b-c (SSS) {a^2=b^2+c^2-2ab(CosA) [Law of Cosines]
38^2=25.7^2+18^2-2(25.7)(18)(CosA)
1444=660.49+324-925.2(CosA)
1444=984.49-935.2(CosA)
459.51=-935.2(CosA)
-0.491349443969204=CosA
A=119.43
b-B-C (SAA) {(SinC)/c=(SinB/b)} [Law of Sines]
(SinC)/18=(Sin36)/25.7
(SinC)/18=0.022871021489979
SinC=0.411678386819631
C=24.31
A=119.43
B=36
C=24.31
a=38
b=25.7
c=18
Answer:
x+6=±5
Step-by-step explanation:
Carly's mistake occurred in Step 2. She incorrectly divided both sides of the equation by 7 instead of subtracting 2 from both sides.
Carly's mistake occurred in Step 2. In this step, she incorrectly divided both sides of the equation by 7 instead of subtracting 2 from both sides. Let's correct her mistake:
-4(7j+2) = 10
7j+2 = -40
7j = -42
j = -6
Instead of dividing both sides by 7, Carly should have subtracted 2 from both sides:
7j + 2 - 2 = -40 - 2
7j = -42
j = -6
Therefore, Carly should have subtracted 2 from both sides in Step 2 instead of dividing by 7.