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
Marta_Voda [28]
2 years ago
13

Find the value of x. A.18 B.15 C.16 D.19 PLEASE HELP!!!!!

Mathematics
1 answer:
In-s [12.5K]2 years ago
7 0

Answer:

x = 19

Step-by-step explanation:

123°+3x = 180°

3x = 180°-123°

3x = 57

x = 57/3

x = 19

The reason why we use 123° + 3x = 180° because both are adjacent angles. Adjacent angles add up to 180°

You might be interested in
Find the quotient of 3/5 and 9/10. Express your answer in simplest form.
Drupady [299]

Answer: 2/3

Step-by-step explanation:

3/5 divided by 9/10 = 3/5 x 10/9

I got 30/45 which simplifies to 2/3

4 0
3 years ago
Read 2 more answers
I really need help with this<br> I think its Igneous Rock but I'm not so sure...<br> THANKS
dimaraw [331]

Answer:

That is igneous

Step-by-step explanation:

7 0
3 years ago
Six times a number x and was added to 90 and the result is -42. What is the number​
ANTONII [103]

According to the question,

6x + 90 = -42

<h3>To Find:</h3>

The value of x.

<h3>Solution:</h3>

6x = -42 + 90

or, x = 48/6

or, x = 8

<h2>Answer:</h2>

The value of x is 8.

6 0
3 years ago
A toy store sells assorted bags of marbles sold in small or large bags the table show the number of each color of marble in the
Sidana [21]

Answer:

10

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
A photo processing place can develop 416 photos in 8 hours. How many photos can it develop every hour?
Rina8888 [55]

Answer:

52 photos per hour

Step-by-step explanation:

8 goes into 400 50 times, and goes into the remaining 16 twice. Therefore, 416 photos/8 hour=52

5 0
3 years ago
Other questions:
  • S=2*3.14r^2 2*3.14rh for h
    7·2 answers
  • The circumference of a sphere was measured to be 78 cm with a possible error of 0.5 cm. (a) Use differentials to estimate the ma
    7·1 answer
  • What is the recursive rule for this geometric sequence?
    5·2 answers
  • Solve: 5 (x+2) +2x<br> make sure to show your work
    6·2 answers
  • What's the equation of a line with slope 5 and y-intercept -2
    8·2 answers
  • 4 [-2a - 6b + 5a - 1]​
    6·1 answer
  • Fill in the blank with the correct response.
    11·1 answer
  • How can you create an equivalent equation that looks different than the
    15·1 answer
  • 8. Which expression is equivalent to
    7·1 answer
  • Can someone please help mee (20 points and i will give brainliest!!!)
    9·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!