1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
ad-work [718]
3 years ago
5

What is the value of x? x =

Mathematics
1 answer:
forsale [732]3 years ago
8 0

Answer:

141

Step-by-step explanation:

It is a 7 sided shape

first find the sum of interior angles

7-2 x 180 = 900

so 122 +125 +131 +107+ x-15+x+x+7 = 900

477 +3x =900

3x= 423

x=141

You might be interested in
What is the constant proportionality for the relationship on the graph​
tankabanditka [31]
<h3>Answer: Choice A) 3.5</h3>

Work Shown:

The point (8,28) is the furthest to the right on the graph. We have x = 8 and y = 28 pair up here. Divide the y over the x

y/x = 28/8 = 3.5

side note: the tickmarks on the y axis go up by 4 each time

5 0
3 years ago
Read 2 more answers
Solving the equation 5x + 4 = 19​
user100 [1]

Step-by-step explanation:

5x = 19 - 4

5x = 15

x = 15/ 5

= 3

hope it helps!

6 0
2 years ago
Read 2 more answers
Can someone help answer this
kolezko [41]

Answer:

v = 55

Step-by-step explanation:

Plug in the values provided into the equation

v = u + at

v = 23 + 8 * 4

Solve

v = 23 + 8 * 4

v = 23 + 32

<u>v = 55</u>

6 0
3 years ago
Read 2 more answers
If 2 cups of ketchup= 1 cup of tomato sauce, then ____ cups of ketchup= 2.25 cups of tomato sauce.
SashulF [63]
We have an equation: 2/1= ?/2.25

Cross multiply:
1*?= 2*2.25
⇒ ?= 2*2.25= 4.5

The final answer is 4.5~
3 0
3 years ago
Read 2 more answers
There are four times as many girls in a chemistry class as there are boys. if there are 45 students in the class, how many boys
puteri [66]
In order to determine the number of boys in the class, first, we set-up an algebraic equation. Let x = number of boys in the class. The equation is then: x + 4x = 45. This is because the number of girls is 4 times greater than the number of boys. After solving the algebraic equation, it is then determined that there are 9 boys in the Chemistry class.   
4 0
3 years ago
Other questions:
  • As of a certain​ date, there had been a total of 14,404 performances of two shows on​ Broadway, with 2384 more performances of S
    12·1 answer
  • What is the point-slope equation of the line with slope -13 that goes through the point (5,7)
    8·1 answer
  • Two hundred teenagers were surveyed to see what kind of background noise they preferred while doing homework. Which table best r
    9·2 answers
  • In triange ABC, AB=5 and AC=14. Find The measure of angle c to the nearest degree
    5·1 answer
  • Identify whether the function graphed has an odd or even degree and a positive or negative leading coefficient.
    15·1 answer
  • What is -7 as a fraction?
    7·1 answer
  • Please help on number 15 thank you!
    8·1 answer
  • on the first play of a game , a football team gained 23 yards and then lost 10 yards due to penalty during the second play the t
    9·1 answer
  • Attached screenshot please help
    8·1 answer
  • What is the simplified expression for the expression below? -1(2x + 3) - 2(x - 1) O 4x+ O 4x - 2 o 4x + 2 0 4x -​
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!