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My name is Ann [436]
3 years ago
10

Solve the system of equations 4x - 5y = –6 and -6x + 7y = 12 by combining the equations

Mathematics
1 answer:
frez [133]3 years ago
4 0

Answer:

<em>(-14, -10)</em>

Step-by-step explanation:

Too much to explain

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The Mariana Trench in The Pacific Ocean is about 36,201 feet deep. Based on these data how many feet deeper is the marina trench
Mazyrski [523]

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The answer is 27,493 Puerto Rico Trench Depth Deepest Point In the Atlantic Ocean

Step-by-step explanation:

8 0
3 years ago
An electronics company has a contract to deliver 21,475 radios within the next four weeks. The clientis willing to pay $20 for e
navik [9.2K]

Step-by-step explanation:

<em>See attached a detailed annotation of the LP formulation</em>

let is describe the problem bellow.

An electronics company has a contract to deliver  21,475 radios within

the next four weeks. The client is willing to pay

$20 for each radio delivered by the end of week 1

$18 for each radio delivered by the end of week 2

$16 for each radio delivered by the end of week 3

$14 for each radio delivered by the end of week 4

Each worker can assemble 50 radios/wk.

Size of present workforce = 40.

Any experienced worker can be taken off the assembly line to instruct a class

of three trainees; after one week of instruction, each of the trainees can

either proceed to the assembly line or instruct additional new classes.

Weekly wages for experienced workers: $200

Weekly wages for trainees: $100

Production costs, excluding wages: $5/radio.

3 0
3 years ago
Which of the following equations have the same solution as the equation 3x+2y=-12 ? Check all that apply.
juin [17]
If one equation is the same, there is a multiply factor:

f*(3x+2y)=f*(-12)

You need to find the same factor for both members.

3x-2y=12. This is not the same.

-3x-2y=12. This is the same. The factor is (-1)

15x+10y=-60. This is the same. The factor is 5.

6x+2y=-12. This is not the same.

6x+4y=-24. This is not the same.

1.5x+y=-6. This is the same. The factor is 1/2.

x+ 2/3y=-12. This is not the same.

Good luck!
M.



6 0
3 years ago
How many thirds are in 3 hours?
Taya2010 [7]
60*3=180 180. 1. 180 ------* ------- =--------- 1. 3. 3 Divide by 3 180/3=60 60 thirds are in 3 hours
6 0
3 years ago
Problem<br> What is the measure of angle A?<br><br> 54<br> 44<br> 34<br> 64
Musya8 [376]

Answer:

54

Step-by-step explanation:

90-36=54

6 0
3 years ago
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