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olasank [31]
3 years ago
5

Solve using substitution. 3x + 8y = 19 y = 2 ( , )

Mathematics
2 answers:
Kobotan [32]3 years ago
8 0
X=1, (1,2) is the answer
satela [25.4K]3 years ago
4 0
3x + 8(2) = 19, 3x + 16= 19 , 3x=3 , x =1
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PLEASE HELP! DUE TONIGHT!
Tju [1.3M]
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3 years ago
13) Circle O is shown with point A, B, C, and D on Circle O.
sladkih [1.3K]

The value of y is 50

The angle measurement of angle AOB is 100°

<h3>Circle Geometry </h3>

From the question, we are to determine the value of y and the measure of angle AOB

From one the circle theorems, we have that

Angles in the <u>same segment</u> are equal

In the given diagram, x° and y° are angles in the same segment

∴ x° = y°

From the given information,

x = 50

∴ y = 50

Hence, the value of y is 50

Also, from another circle theorem,

Angle at the <u>center</u> is twice the angle at the <u>circumference</u>

∴ ∠AOB = 2x° = 2y°

Then,

∠AOB = 2×50°

∠AOB = 100°

Hence, the angle measurement of angle AOB is 100°

Learn more on Circle Geometry here: brainly.com/question/17074363

#SPJ1

7 0
2 years ago
HELP!!!!!!!!!!!!!!!!
lesya [120]
2x^{2} is a monomial (since it is all connected by multiplication) and since it is in the degree of 2, that makes it a quadratic. 

-2 is a constant (since it doesn't have variables) and it is a monomial (since it is all connected by multiplication)

3x-9 is a binomial (since it has two terms, not connected by multiplication) and since it has x in the power of 1, that makes it a linear equation.

Finally, -3x^{2} -6x + 9 is a trinomial (since it has 3 terms connected by either addition or subtraction) and since the degree of the polynomial is 2, that makes it a quadratic. 
8 0
3 years ago
Read 2 more answers
(NEED ASAP PLEASE ILL MAKE YOU BRAINLIEST ANSWER (don’t give me the 0.2 units cause this is not the right math problem for that)
inysia [295]
The first one would be (-5,5) and the second one is (5,5) or 1.
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3 years ago
Which relation is a function?
Annette [7]

Answer:

B is the answer because a function is if none of the x values are the same with different y values.

3 0
2 years ago
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