mary2091
mary2091 mary2091
  • 07-06-2021
  • Mathematics
contestada

What is the value of x?
O A. x=15
O B. x=10
O C. x=20
D. x=5

What is the value of x O A x15 O B x10 O C x20 D x5 class=

Respuesta :

goyangi
goyangi goyangi
  • 07-06-2021
The correct answer is C (x = 20).

Explanation:
(x + 5) + x + (7x - 5) = 180 (Sum of angles in a triangle)
x + 5 + x + 7x - 5 = 180
9x = 180
x = 20
Answer Link

Otras preguntas

3. Describe the tides, their causes and characteristics. (12 points)
A 85.2 g copper bar was heated to 221.32 degrees Celsius and placed in a coffee cup calorimeter containing 4250 mL of water at 22.55 degrees Celsius. The final
Mai had $14.50. She spent $4.35 at the snack bar and $5.25 at the arcade. What is the exact amount of money mai has left?
an island lost its currency so they use bananas, coconuts,hammocks and fish. 50 bananas = 20 coconuts 30 coconuts = 12 fish 100 fish = 1 hammock How many banana
If a women drinks alcohol during pregnancy, can this affect the production of mutations? Yes or No
Write an algebraic or numerical expression for the following: "p subtracted from 115"
Customers who are good at generating new product ideas or applications of products or services are called _________.
- 8x + y=-6 16x + 2y = 3 Solve by substitution
LO 1.2Managerial accounting produces information: to meet the needs of external users that is often focused on the future to meet the needs of investors that fo
LO 8.5When might an unfavorable variance be a good outcome?