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Zielflug [23.3K]
2 years ago
6

Use the substitution method to solve the linear system. 4×- 7y = 20 X- 3y = 10

Mathematics
1 answer:
Allushta [10]2 years ago
7 0
Answer: x = -2, y = -4
(WORK SHOWN BELOW)

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Can someone help me plz
galben [10]

Step-by-step explanation:

the answer is in the image above

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2 years ago
A school uniform for boys consists of black or gray slacks, a short-sleeve or long-sleeve white button-down shirt, and a red, bl
sdas [7]
If I am right the answer would be 6
3 0
3 years ago
A=. B= 2.6 c=6.2 using Pythagorean Theron what is a?
Kryger [21]
Hello!
So you will use the Pythagorean Theron equation which is Asquare + bsquare=C square
Plug in what you are given to find the missing piece

A square+ (2.6)square= (6.2) square
Asquare+ 6.76= 38.44
(Subtract 6.76to both sides to isolate A)
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(Take the square root of both sides to find out what A is)
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6 0
3 years ago
Read 2 more answers
Describe the end behavior of the function f(x)=-2x^4- x^3 +3.
Hoochie [10]

Answer:

B

Step-by-step explanation:

For a polynomial , the behaviour as x gets large is determined by the term of greatest degree,

f(x) = - 2x^{4} - x³ + 3

Is of even degree with a negative leading coefficient , then

f(x) → - ∞ as x → + ∞ and f(x) → - ∞ as x → - ∞

6 0
2 years ago
Uh, help? My quarantine brain does not understand.
atroni [7]
You put the values of x into the equation to work out y, so the y column would be -5, -1, 3, 7 (for question 6)
For question 7, the y column would be 2,2,0,-2
Use these values to draw the graphs :)
4 0
3 years ago
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