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Katen [24]
4 years ago
8

I WILL GIVE BRAINLIEST AND ALL MY POINTS I HAVE IF SOMEONE CAN JUST GIVE ME THE CORRECT ANSWERS TO THE QUESTIONS BELOW. I really

need to get all these questions right and these are the only two I can’t figure out. Please help.
What is the solution of the system of equations?

{-3x - 4y - 3z = -7

{2x - 6y + 2z = 3

{5x - 2y + 5z = 9

A. (5,-2,7)

B. (-5,2,7)

C.(5,2,-7)

D. No solution

Use a matrix to find the solution to the system of equations.

{-8x - 8y = -16

{6x - 9y = -108

A.(-6,8)

B.(6,8)

C.(8,-6)
D. (6,-8)
Mathematics
1 answer:
damaskus [11]4 years ago
4 0

Solution

1) D. No solution

2) C.(-6, 8)

Thank you :)

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Which is the distance from point A to B?
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Answer:

D) radical 26

Step-by-step explanation:

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the sides are 1 and 5

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substitute the values in

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5 0
3 years ago
My question is 4318 divided by 7 please tell me
Vikki [24]
<span>1.You should set up the long division.
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2 <span>Calculate 43 ÷ 7, which is 6 with a remainder of 1.
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Estimate the difference.<br><br> 9,136 - 3,572
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Step-by-step explanation:

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3 years ago
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i need help. Semir, Sarah, and SungSo decided to raise money for a local homeless shelter by working in a local deli. The deli a
IgorLugansk [536]
According to the question, 
Let,
"n" represent the number of miles semir walked.
"y" represent the number of miles sarah walked.
Now, according to the question,

y = 2n - 5  ........................this is your equation 
Also,
the question states, each of them collect $18 in pledges for every miles walked.

Given,
Sarah collected $450
Now, 

Using unitary method,

Sarah collects $18 for 1 mile
Sarah collects $1 for (1 / $18) mile
Sarah collects $450 for (1 / 18) * 450 mile
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So, Sarah walks 25 miles.
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Taking equation,
y = 2n - 5
Since, y is the no. of miles sarah walked, we can write 25 in place of "y" So,
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Since, "n" is the no. of miles that semir walked, Semir walked 15 miles.


7 0
3 years ago
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