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
kirill115 [55]
2 years ago
15

Find the value of x in the triangle.

Mathematics
1 answer:
Vinvika [58]2 years ago
3 0

=  > 3x + 15 + 4x + 12 = 180 \\  =  > 7x + 27 = 180 \:  \:  \:  \:  \:  \:  \:  \: \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \\  =  >  \: 7x = 180 - 27 = 153 \:  \:  \:  \:  \\ x =  \frac{153}{7} = 21  \\ x = 21

You might be interested in
A delivery person uses a service elevator to bring boxes of books to an office. The delivery person weighs 180 and each box of b
trapecia [35]
I would say two is the right one
4 0
3 years ago
What is the surface area of the rectangular prism
anastassius [24]

340 you were right

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
The area of a square garden is 50 m². How long is the diagonal? 100 m mc028-1.jpg m 25 m 10 m
SCORPION-xisa [38]
A=s^2 50=S^2 s= sqrt50 s=7.071 ms  a^2+a^2=c^2 50+50=c^2 100=c^2 c= sqrt100 c=10ms  So the answer would be 10 hope this helped
7 0
3 years ago
Read 2 more answers
How many points should you give out per question?
cupoosta [38]
As much as you want ;)
8 0
3 years ago
Read 2 more answers
In a state with a sales tax rate of 7% hernandez buys a radio for 59.99 and a cd for 13.99. how much is the sales tax
yawa3891 [41]
Your total without tax is $73.98
7%=0.07
0.07×73.98=5.1786≈5.18
The sales tax is approximately $5.18
7 0
3 years ago
Other questions:
  • How to find the position function from the velocity function?
    6·1 answer
  • Lori is three times as old as Michelle. In five years Michelle's age will be one half of Lori's age. How old are Lori and Michel
    8·1 answer
  • The circle shown has the center o and the measure of angle aob is 45. if the area of the shaded sector is 18 pi what is the radi
    15·1 answer
  • Calculate the volume of a rectangular prism with a length of 4.4 cmcm, a width of 3.1 cmcm, and a height of 6.3 cmcm. (As before
    15·1 answer
  • A biased dice is rolled and the results are recorded in a table
    6·2 answers
  • Into a bucket, 3.705 liters of water flowed in 7.8 minutes. Enter the number of liters that flowed into the bucket each minute a
    13·1 answer
  • What is the solution set for the equation (x+3)(x-8)=0
    9·1 answer
  • Suppose that 65% of high school students eat breakfast before going to school. A random sample of 500 high school students were
    8·1 answer
  • Hhhhhhhhhhheeeeeeeeeeeeeeeeeeeeeeeeelllllllllllllllllllllllllllllllllpppppppppppppp
    14·1 answer
  • PLEASE HELP ASAP ASAP ASAP ASAP ASAPA ASAP
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!