Breannamadison1
Breannamadison1 Breannamadison1
  • 24-01-2017
  • Mathematics
contestada

Angle ABC is a straight angle. Solve for x. AB (3x-7) BC (7x-13)

Respuesta :

bcalle
bcalle bcalle
  • 24-01-2017
A straight angle means it equals 180 degrees.
3x - 7 + 7x - 13 = 180
10x - 20 = 180
10x = 200
x = 20
Answer Link

Otras preguntas

Help me please thank you
What is one characteristic of mercantilism from the perspective of the colony
What is 500,000-437981
The roots of 6 corn plants had depths of -3.54 feet? /2 4/5 feet, /3.86 feet, -3 2/5 feet. How many corn plants had roots between 3 and 4 feet deep?
A mother pushes her baby 50 meters by applying 10 Newton’s how much work was done
Rosa was looking for patterns to help predict the products of chemical reactions. She recorded three similar decomposition reactions in the table
You push a 28kg wheelbarrow forward at a constant velocity with 600 N of force. How much is friction pushing backwards?
What is the average speed (actually the root-mean-square speed) of a argon atom at 27°C?
What was the significance of the battle of Dien Bien Phu?
Would you like to run/operate a hotel? Why or why not 3 sentences or more. I will give BRAINIEST