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
nevsk [136]
3 years ago
5

Solve for x of (8x+30)°(4x+18)°

Mathematics
1 answer:
rodikova [14]3 years ago
4 0
(8x+30) ^{o}+(4x+18)^{o} =180^{o}\\ \\ 8x+30 ^{o}+ 4x+18 ^{o} =180^{o}\\ \\12x +48^{o}=180^{o} \ \ |-48^{o}\\ \\12x +48^{o}-48^{o}=180^{o}-48^{o}\\ \\12x= 132^{o}\ \ /:12\\ \\x=\frac{132^{o}}{12}\\ \\x=11^{o} \\ \\ \\ Answer : C. 11
You might be interested in
If f(x) = –3x – 2, what is f(–5)?
schepotkina [342]

Answer:

f(-5) = 13

Step-by-step explanation:

Substitute x with -5

f(-5) = -3 (-5) - 2

=> 15 - 2

=> 13

hope this helps and is right. p.s. i really need brainliest :)

if this is wrong then I am incredibly sorry!

3 0
3 years ago
Which list shows all the subset of the set (c,g,n)?
Tresset [83]

Answer:A is a subset of D

Step-by-step explanation:

Because A has what it is contained D

3 0
3 years ago
What is the following sum in simplest form - see attached.
melomori [17]
You must first simplify the radicals by taking out any perfect squares.

√8  + 3√2  + √32 =
√4 * √2   +  3√2   + √16 * √2 =
2√2  + 3√2  + 4√2 =
9√2
5 0
3 years ago
Which of the x-values satisfy the following inequality?
Vinil7 [7]

Answer:

c. x=3

Step-by-step explanation:

Given:

7x < 21

Divide both sides by 7

7x / 7 < 21 / 7

x < 21/7

x < 3

x = 3

Check:

7x < 21

7(3) < 21

21 = 21

5 0
3 years ago
The width of a rectangle is 4 meters less than twice the length. The area is 96 square meters. Find dimensions
stiv31 [10]

Answer:

Step-by-step explanation:

The width of a rectangle is 4 meters less than twice the length. The area is 96 square meters. Find dimensions

5 0
3 years ago
Other questions:
  • M-7&lt;6<br> Help please ):
    5·1 answer
  • |v + 8| - 5 = 2
    10·1 answer
  • A television with a 5:4 screen shows an image with a ratio of 25:12 which creates a letter boxed image. What percent of the scre
    5·1 answer
  • Carly's age is 3 more than twice her sister's age, s. Which of the following expressions represents Carly's age?
    12·2 answers
  • Use a periodic table to find symbol,atomic mass number for each of the following elements need help thank you
    7·2 answers
  • Please help me with this math problem
    10·1 answer
  • 6x-y≥-10 help me please find it
    13·1 answer
  • TRUE OR FALSE:<br><br> 7x - 9 = (7x - 1)(9)
    7·1 answer
  • Easy question for alot points
    13·2 answers
  • This one as well, does anyone know the answer?
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!