The angle measures of triangle ABC are given• The measure of angle A is (2x – 10)
• The measure of angle B is 70°
• The measure of angle Cis (4x)
What is the value of x?

Answers

Answer 1
Answer:

The measure of the value x of the triangle is x = 20.

Given data:

In a triangle, the sum of the angles is always 180 degrees. Therefore, we can set up an equation using the given angle measures:

Angle A + Angle B + Angle C = 180

Substitute the given angle measures:

(2x - 10) + 70 + 4x = 180

Combine like terms:

6x - 10 + 70 = 180

Simplify:

6x + 60 = 180

Now, subtract 60 from both sides of the equation:

6x = 120

Finally, divide both sides by 6 to solve for x:

x = 20

Hence, the value of x is 20 and the angles are solved.

To learn more about triangles, refer:

brainly.com/question/16739377

#SPJ3

Answer 2
Answer:

x is equal to 20.

The angles of one triangle always add up to 180°, so we can add the measures of each angle together and make an equation.

equation —> 2x - 10 + 70 + 4x = 180

After combining like terms, we get 6x + 60 = 180.

Then we can subtract 60 from both sides to isolate the variable, and the equation becomes 6x = 120. Then we can divide both sides by 6 to get the value of x. The equation becomes x = 20.


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Is x=4
X=7
Parallel, perpendicular, or neither

Answers

Answer: Parallel.

Step-by-step explanation:

Because both points run across the x-axis, never cross, and are in straight lines, the points would be known as parallel to one another.

The probability that Emma has heart disease is 0.6. She decides to take a test for the disease that is 80% accurate. What is the probability that Emma has heart disease and the test predicts heart disease?

Answers

Answer:

The probability that Emma has heart disease and the test predicts heart disease is:

                                48%

Step-by-step explanation:

Let A denote the event that Emma has a heart disease.

and B denote the event that the test predicts accurate.

Hence, A∩B denote the event that Emma has heart disease and the test predicts heart disease.

From the given equation we have:

             P(A)=0.6

and P(B)=80%=0.8

As we know that event A and event B are independent.

Hence, we have:

P(A∩B)=P(A)×P(B)

⇒  P(A∩B)=0.6×0.8

⇒  P(A∩B)=0.48=48%

                Hence, the probability is:

                           48%

0.6 x 0.8 = 12/25 The probability that Emma has heart disease and the test predicts it is 48%

The graph for the equation y = x minus 4 is shown below. On a coordinate plane, a line goes through (0, negative 4) and (4, 0). Which equation, when graphed with the given equation, will form a system that has an infinite number of solutions? y minus x = negative 4 y minus x = negative 2 y minus 4 = x y + 4 x = 1

Answers

Answer:

A

Step-by-step explanation:

edge 2020

I believe the answer would be y-x=-4 (y=x-4).

Inverse operations 15x+8=6

Answers

Answer:

1 step. multiplayer with 8 and find their sum the difference between the temperature recorded on llllll

In the clip from the Simpsons, Ralph charges Bart twice the fair from Tucson to Flagstaff, minus 2/3 the fair from Albuquerque to El Paso. It costs $40 to travel from Tucson to Flagstaff, and $90 to travel from Albuquerque to El Paso. So, how much does Bart need to pay?

Answers

Answer:

$20.

Step-by-step explanation:

Given:

In the clip from the Simpsons, Ralph charges Bart twice the fair from Tucson to Flagstaff, minus 2/3 the fair from Albuquerque to El Paso.

It costs $40 to travel from Tucson to Flagstaff,

And $90 to travel from Albuquerque to El Paso.

Question asked:

How much does Bart need to pay ?

Solution:

Fair to travel from Tucson to Flagstaff = $40

Fair to travel from Albuquerque to El Paso = $90

As Ralph charges Bart twice the fair from Tucson to Flagstaff, minus 2/3 the fair from Albuquerque to El Paso.

Bart\ need\ to\ pay=2 *\$40 - (2)/(3) *\$90\n \n

                            =80-(180)/(3) \n \n =80-60\n \n =20

Thus, Bart need to pay $20.

Cory’s average score after 8 tests is 91%. If he gets a 78% on his 9th test what will his new average be?

Answers

8*91+78/9 would be an 89.55555 or just 89.56% if you have to round it would be 90%