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liraira [26]
3 years ago
7

Find the value of x.

Mathematics
2 answers:
Akimi4 [234]3 years ago
8 0

Answer:

x = 83 degree

Step-by-step explanation:

x + 43 = 126 (sum of two interior opposite angle is equal to the exterior angle formed)

x = 126 - 43

x = 83 degree

zvonat [6]3 years ago
8 0

Answer:

83 degrees

Step-by-step explanation:

To find this you first find the angle opposite to 126. To do this you subtract 126 from 180 as 180 degrees is a straight line, and we are looking for that missing angle.

This equals 54 degrees.

Now, 54 + 43 equals 97.

Because all interior angles of a triangle always equal 180, you can find that last angle by subtracting 97 from 180. This leaves you with 83 degrees.

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Expresión factorizada <br> 12abxyz - 3xyz - 4 ab + 1
BARSIC [14]

Answer:

12+3-4+1=12

Step-by-step explanation:

5 0
3 years ago
The set of natural numbers x that satisfy x + 8 = 5
Maksim231197 [3]

Answer:

The set of natural numbers can be denoted as: {} (null set) because no natural number will satisfy the given equation.

Step-by-step explanation:

Given equation:

x+8=5

To find the set of natural numbers that satisfies the above equation.

Solution:

In order to find the set of solutions for the equation, we will solve it for x

We have:

x+8=5

Subtracting both sides by 8.

x+8-8=5-8

∴ x=-3

Thus, we get only one solution for x that satisfies the given equation but it is not a natural number. -3 is an integer.

Set of natural numbers {1,2,3,4,5,6........}

Thus, we can say the set of natural numbers that satisfies the equation is a null set {}.

8 0
3 years ago
What is 14x+2 and 2(7x+)?
Svetach [21]

Answer:

#1 is 2

Step-by-step explanation:

sorry i couldnt get both

5 0
2 years ago
Can a triangle be formed with side lengths:<br> 10, 12, 22
Elenna [48]
No. A squared plus b squared must equal c squared (Pythagorean theorem). 10 squared is 100, 12 squared is 144, they add up to 244 but 22 squared is 484…..much too large
8 0
2 years ago
1-5 Skills Practice
Ivahew [28]

Answer:

The least number of questions a student can answer correctly is 32

Step-by-step explanation:

Let

x -----> the number of questions answered correctly

y ----> the  total number of questions on a test

ratio=\frac{x}{y}

we know that

For a student to earn and A or B on a test, the ratio  must be greater than or equal to 0.8

so

\frac{x}{y} \geq 0.8

For y=40 questions

Find the value of x

substitute

\frac{x}{40} \geq 0.8

solve for x

Multiply both sides by 40

x \geq 0.8(40)

x \geq 32

so

The least number of questions a student can answer correctly is 32

<u><em>Verify the ratio</em></u>

For x=32, y=40

\frac{32}{40}=0.8

Compare

0.8 \geq 0.8 ----> is ok

7 0
2 years ago
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