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
nata0808 [166]
3 years ago
8

If 2x+20 and 3x+20 makes a straight angke find value of x​

Mathematics
1 answer:
erma4kov [3.2K]3 years ago
3 0

Answer:

x = 28

Step-by-step explanation:

The sum of the angles in a straight angle = 180°

Sum the angles and equate to 180

2x + 20 + 3x + 20 = 180

5x + 40 = 180 ( subtract 40 from both sides )

5x = 140 ( divide both sides by 5 )

x = 28

You might be interested in
What is the equation of the line whose y-intercept is 3 and slope is 1?
AlexFokin [52]

Answer:

B. y = x + 3

Step-by-step explanation:

Let m represent the slope of the line.

Let c represent the y-intercept of the line.

Then the equation of the line with slope m and y-intercept c is given by \[y=mx+c\]


In this case, the value of m is 1 and the value of c is 3.

Substituting the given values in the equation:

\[y=x+3\]


Among the given options, option B represents the correct equation of the line.

3 0
3 years ago
11. एउटा समुदायमा गरिएको सर्वेक्षणमा 65% ले लोकगीत मन पराउँछन्;
Ganezh [65]

Please translate into English.

4 0
3 years ago
Read 2 more answers
Exam I
Citrus2011 [14]

Answer:

Noah because he is the alpha and he like to be dominated

4 0
2 years ago
Help pls <br><br> solve the systems of equations x-y=9 and -9x- 3y = 39
beks73 [17]
The correct answers are Y= -10 X= -1
5 0
3 years ago
Determine if the two triangles are congruent. If they are, state how you know.
lorasvet [3.4K]

Answer:

sss

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
Other questions:
  • Order 7/9, -0.8, and the square root of 3 from least to greatest
    10·1 answer
  • How to round to the nearest tenth
    5·2 answers
  • A) find a cartesian equation for the curve described by the given polar equation. r =3 sin g
    12·1 answer
  • Need help with this?
    12·1 answer
  • Add:(3x2 - 5x + 6) + (9 - 8x - 4x2)​
    8·1 answer
  • What would the value of x be
    6·2 answers
  • Socially conscious investors screen out stocks of alcohol and tobacco makers, firms with poor environmental records, and compani
    9·1 answer
  • Help me please, is it d?
    13·2 answers
  • I need help asap D:
    11·1 answer
  • NEED HELP ASAP
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!