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Alla [95]
2 years ago
8

What is the value for x?

Mathematics
2 answers:
weeeeeb [17]2 years ago
6 0

Answer:

x = 5 and y = 12

Step-by-step explanation:

Angle A: 73 degrees.

Angle B: (6x + 4) = ((6 * 5) + 4) = 30 + 4 = 34 degrees.

Angle C: (8y - 7) = ((8 * 12) - 7) = 96 - 7 = 89 degrees.

Aall the angles of a triangle should add up to 180 degrees!

73 + 89 + 34 = 180

Hope This Helps :)

VashaNatasha [74]2 years ago
5 0

Answer:


Step-by-step explanation:

Note that it is a triangle's measurement = 180°

You are solving for x. Set all the angles = 180°

73 + 8x + 4  + 8y - 7 = 180

Simplify. Combine like terms

73 + 4 - 7 + 8x + 8y = 180

70 + 8x + 8y = 180

Solve for x. Subtract 8y and 70 from both sides

8x + 8y (-8y) + 70 (-70) = 180 (-8y) - (70)

8x = 180 - 70 - 8y

8x = 110 - 8y

Isolate the x. Divide 8 from both sides

(8x)/8 = (110 - 8y)/8

x = 13.75 - y

x = 13.75 - y is your equation you will use to solve for x when you know what y is.

~

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Oxana [17]

Answer:

x = 4 + sqrt(5) or x = 4 - sqrt(5)

Step-by-step explanation:

Solve for x:

(x - 4)^2 = 5

Take the square root of both sides:

x - 4 = sqrt(5) or x - 4 = -sqrt(5)

Add 4 to both sides:

x = 4 + sqrt(5) or x - 4 = -sqrt(5)

Add 4 to both sides:

Answer: x = 4 + sqrt(5) or x = 4 - sqrt(5)

6 0
3 years ago
Evaluate the expression when m=7 and n=26.<br><br> n-63/m
sergeinik [125]
The answer to your problem is 17

4 0
3 years ago
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If TU = 8, UV = 3x, and TV = x + 10, what is TV?
IgorLugansk [536]

The value of TV is 11.

<h3>What is equation?</h3>

An equation is a formula that expresses the equality of two expressions, by connecting them with the equals sign =.

Given:

TU= 8, UV = 3x and TV = x+10

TV= TU + UV

x +10= 8+ 3x

-2x = -2

x= 1

Hence, TV = 1+10= 11.

Learn more about equation here:

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6 0
2 years ago
A 12-ft ladder is leaning on a building. If the base of the ladder is placed 5 feet from the building, approximately how high do
Citrus2011 [14]
A^2+b^2=c^2

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b=10.9

The answer is c.
3 0
2 years ago
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15. Kate plays a card game with two friends. She gives 5 cards to each player. Ten plus what number is equal to the total number
NNADVOKAT [17]

Answer:

i believe it would be 0

Step-by-step explanation:

2*5 = x

2*5 = 10

x = 10

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10 + y = 10

-10        -10

-----------------

y = 0

the number is 0

hope this helps! :D

have a miraculous day!! <3

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2 years ago
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