Iangelcastro2002
Iangelcastro2002 Iangelcastro2002
  • 12-06-2017
  • Mathematics
contestada

The angles of a triangle are 99 degrees degrees 3xdegrees, and x+5 degrees degrees what is the value of x?

Respuesta :

italy2002 italy2002
  • 12-06-2017
Add all of the angles together and set them to equal 180: 99 + 3x + x + 5 = 180.
Combine like terms: 104 + 4x = 180. Then, subtract the 104 from 180: 4x = 76. Divide the four: x = 19. 
Answer Link

Otras preguntas

Melinda's lights went out. She has 3 pairs of red socks in her drawer 2 pairs of black socks and 5 pairs of white socks . What Is the minimum number of pairs sh
What is the Bohr model for beryllium
How many times does 16 go into 125?
why don't the present shapes of the continents fit perfectly into the supercontinent?
What is the probabibility of drawing a black queen from a deck of cards, and then rolling a number greater than 4 on a number cube?
There is 1\4 of a peach pie left after a family pinic.Four cousin share the leftover pie equally.What fraction of a whole pie will each cousin recieve
an item was selling for $72 is reduced to $60 find the precent decrease in price round your answer to the nearest tenth
How many times does 16 go into 125?
Why was John Adams a patriot
The Pet Palace is replacing its dog training arena with a new arena with dimensions thatare twice as large ? Old arena 10ft in ht base 15ft.New arena 20ft in ht