melinaangeles697 melinaangeles697
  • 25-11-2020
  • Mathematics
contestada

what’s the value of x?

whats the value of x class=

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 25-11-2020

Answer:

x = -11

Step-by-step explanation:

The sum of the angles of a triangle add to 180

x+50  + 72+  x+80   = 180

Combine like terms

2x + 202 = 180

Subtract 202 from each side

2x+202-202 = 180-202

2x =-22

Divide each side by 2

2x/2 = -22/2

x = -11

Answer Link

Otras preguntas

The basic argument behind dissonance theory is that information that is inconsistent with a person's already-held attitudes and beliefs will create a psychologi
What is the value of tan60.cot60​
suppose a wireless charging system of an electric toothbrush. the charger has solenoid 1 with 800 turns and the toothbrush has solenoid 2 with 150 turns what is
prove that (pSinB-rcosB)2 +(rsinB+pcosB)2=p2+r2​
What is the mass number of an atom containing 35 protons and 45 neutrons? How many total electrons would that neutral atom contain What is the element? Will thi
Pleaseeee helpppp !!!!!!!!! Will mark Brianliest !!!!!!!!!!!!
Identify and explain ONE piece of evidence that undermines the argument that Peter the Great was not a turning point in Russian history.
85 points!!! Someone be life counselor and help me think!!!!
A biology student wants to determine if using a fertilizer would help promote the growth of new babies in spider plants. The student has access to 90 baby spide
A historian is looking to study the political causes for a particular city's rapid development.