dskylar0304 dskylar0304
  • 01-02-2021
  • Mathematics
contestada

How do I do this!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

How do I do this class=

Respuesta :

vialia
vialia vialia
  • 01-02-2021

Answer:

x = 5

Step-by-step explanation:

39° + 90° + (7x + 16)° = 180°

39 + 90 = 129

180 - 129 = 51

7x + 16 = 51

7x + 16 - 16 = 51 - 16

7x = 35

7x/7 = 35/7

x = 5

Answer Link

Otras preguntas

When a cell's DNA has become damaged beyond repair, the cell makes: Glycolysis Exocytosis Apoptosis Photosynthesis
Lisa tiene cinco camisas y Ana tiene cinco camisas
3. How technology affectsglobalization?​
Two hundred people responded to a survey. Of those who had green eyes, 7 had blonde hair, 9 had brown hair, and 2 had red hair. Construct a two-day table to dis
11. True or False. Glucose can be absorbed by the body without being further broken down.
which expression is equivalent to (4") - 3? A(4 + 4 + 4) - 3 B(4.4.4) - 3 C(3.3.3.3) - 3 D (3+3+3 + 3) - 3 The value is 48 points
expand and simplify (x+3)(x+5)​
song recommendations and what's your favorite genre?
The value (in degrees) of each of the interior angles of a regular n-gon is represented by x, where n is greater than or equal to 8. Write an inequality that de
Plzzzz helppppdbdndndndndndndndndndndndnnddnd