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
Schach [20]
3 years ago
8

Need help with this!​

Mathematics
1 answer:
katovenus [111]3 years ago
8 0

Answer: x= 10

Step-by-step explanation:

Same side exterior angles sum to 180.

Using this axiom we can say that

142+ (3x+8) = 180

Add like terms on the left side

150+ 3x = 180

Subtract 150 from both sides

3x = 30

Divide both sides by 3

X= 10

You might be interested in
From 1940 to 1980, the consumer price index (CPI) increased from 28.6 to 89.4. If a gallon of milk cost $0.75 in 1940 and the pr
devlian [24]
28.6 / 89.4 = 0.75 / x
cross multiply
28.6x = 67.05
x = 67.05 / 28.6
x = 2.34 <==
5 0
3 years ago
If your breakfast costs $12 and you are
lorasvet [3.4K]

Answer:

find 9% of 12

12 times 9 divided by 100

108/100

$1.08

12+1.08

Your mean costs $13.08

-Have a nice meal!

8 0
3 years ago
Read 2 more answers
BRAINLIEST QUESTION
Debora [2.8K]

Answer:

the answer is triangles ABC and DEC are similar

Step-by-step explanation:

angle C is a common angle for both triangles

angle D is equal to angle A ( corresponding angles)since they are parallel

angle B is also equal to angle B for the same reason as angle D and A

since the three angles of the two angles are equal they are similar

6 0
3 years ago
Assume that a procedure yields a binomial distribution with a trial repeated n times. Use the binomial probability formula to fi
Margarita [4]
<span>Let X be the number of success in n trials. X has the binomial distribution with n = 4 trials and success probability p = 0.1666667 .</span>
4 0
3 years ago
Read 2 more answers
Find the slope of the line from the points and the graph.
Marta_Voda [28]
(2,4) and (5,13) is m=-1/3 and (4,5) and (9,-3) is m=-8/5
5 0
3 years ago
Read 2 more answers
Other questions:
  • Write the recursive formula for each sequence. the number are -6,-3,-2,-3/2,-6/5​
    13·1 answer
  • What is the distance?(-4,2) (-2,-2)
    11·1 answer
  • John has four more nickels than dimes in his pocket, for a total of $1.25. Which equation could be used to determine the numbet
    15·1 answer
  • Mike's family wants to build a rectangular fenced backyard area for their dog. They have a 20-meter length of wire fence and fou
    7·1 answer
  • Please help! I am stuck!
    11·1 answer
  • Which expression is equal to |-12|-|-3|? <br><br> -15<br> -9<br> 9<br> 15
    15·1 answer
  • David wants to buy a new tablet computer. He looks at a sales ad and sees that a computer store is selling a tablet computer for
    14·1 answer
  • 16) One autumn morning the temperature went up from -4OC to 5OC a) By how many degrees did the temperature rise? During the afte
    14·1 answer
  • Simplify. Your answer should contain only positive exponents.
    8·1 answer
  • (WILL GIVE BRAINLIEST) Find the mean for the data shown below.
    11·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!