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MrRissso [65]
3 years ago
6

Pleaseee Solve x? - 8x = 20 by completing the square. Which is the solution set of the equation?

Mathematics
1 answer:
gavmur [86]3 years ago
3 0
The correct answer is A. -22,14
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2. A record store is going out of business and sold any
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Answer:

A)  c +  CD = 20

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Multiplying equation A by -6 we get:

A) -6c -6CD = -120

B) 6c + 12 CD = 192

Adding the equations we get

0 + 6 CD = 72

There are 12 CD's and

c + 12 = 20

There are 8 cassettes

Step-by-step explanation:

7 0
2 years ago
Byron earns $11.00 per hour. How many hours will Byron have to work to earn $143.00?
kirza4 [7]
Byron would have to work 13 hours to earn $143.00
8 0
3 years ago
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A bearing, measured at 1.234 inches with a caliper, must be replaced. Since the bearings are sized in 64ths of an inch, find the
Ganezh [65]
We have
1.234 in-----> 1+(0.234) in

we know that
1/64=0.015625
so
0.234/0.015625=14.98-----> 15
15/64-----> 0.234

therefore
1.234 in is equal to -----------> 1 15/64 in

the answer is
1 15/64 in
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2 years ago
Find the area of a triangle b=72.5 a=105 c=64
riadik2000 [5.3K]
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3 years ago
What is the area of a rectangle with vertices at (6, −3) ​, ​ (3, −6) ​ , (−1, −2), and (2, 1) ?
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Answer:

-9.Try to caculate it, My friend

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