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solong [7]
2 years ago
8

What is the value of x in the solution to the system x+y=10 x-y=4

Mathematics
1 answer:
ANEK [815]2 years ago
6 0

Answer:

x = 7; y = 3

Step-by-step explanation:

I used the Trial and Error Method and found that x = 7 and y = 3

=> 7 + 3 = 10

=> 10 = 10. ✔

=> 7 - 3 = 4

=> 4 = 4. ✔

Therefore, x = 7 and y = 3

Hoped this helped.

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The graphs below have the same shape. Complete the equation of the blue
aleksklad [387]

Answer:

(x+2)^2+1

Step-by-step explanation:

G is shifted 2 to the left and one up. 2 to the left is represented by changing the input by adding 2 to it (as the original is 2 more than the edited), and adding 1 to the end of it adds 1, so our answer is (x+2)^2+1

8 0
3 years ago
PLEASE HELP<br> 2. If f(x) = 3x2 – 7x + 2, then f(- 1) = ?<br> (A) 18<br> B. 12<br> C.-2<br> D.-8.
makvit [3.9K]

Answer:  B. 12

Step-by-step explanation:

f(x) = 3x2 – 7x + 2

f(- 1) = ?

f(-1)=3(-1)^2-7(-1)+2

     =3(1)+7+2

     =3+7+2

      =12

6 0
3 years ago
PLEASEEE ITS DUEEE TODAYYY
dangina [55]

Answer: Hello! The answer would be "8"

Step-by-step explanation:

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7 0
3 years ago
Read 2 more answers
Can someone help me with the problem in the image
Papessa [141]

Answer:

x=2, y=5

Step-by-step explanation:

PT=TR

QT=TS

get the system:

y = 2x + 1

3y = 3x + 9

3 * (2x+1) = 3x + 9

6x + 3 = 3x + 9

3x = 6

x = 2

y = 2x + 1 = 2*2 + 1 = 5

3 0
4 years ago
A jet ski company charges a flat fee of $26 plus $3.25 per hour to rent a jet ski another company charges a fee of $24 plus $3.5
sladkih [1.3K]

Answer: 8 hours

<u>Step-by-step explanation:</u>

Company 1: 3.25x + 26

Company 2: 3.50x + 24


3.50x + 24 = 3.25x + 26

0.25x  +24 = 26        <em>subtracted 3.25x from both sides</em>

0.25x = 2            <em>subtracted 24 from both sides</em>

x = 8               <em>divided both sides by 0.25</em>


<u>Check:</u>

Company 1: 3.25x + 26  =  3.25(8) + 26  = $52

Company 2: 3.50x + 24  = 3.50(8) + 24  = $52

6 0
4 years ago
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