s11598000 s11598000
  • 01-10-2020
  • Mathematics
contestada

∠A and∠B are vertical angles. If ∠A=(3x−21) ∘ and ∠B=(2x−13) ∘ , then find the value of x.

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 01-10-2020

Answer:

x=8

Step-by-step explanation:

Vertical angles are equal

<A = <B

3x-21 = 2x-13

Subtract 2x from each side

3x-2x-21 = 2x-13-2x

x-21 = -13

Add 21 to each side

x-21+21 = -13+21

x = 8

Answer Link

Otras preguntas

It is –6oC in Oslo. If it is 14oC warmer in Limerick, what is the temperature in Limerick?
what's the purpose of villi
true for a group of cells is called an organ
what caused many African Americans to move away from the south ?
Jason takes two centimeters in medicine how many milliliters is it
Which will mostly result from a low-pressure wheather system A warm temperatures B cloudy conditions C clear conditions d cool temperatures
what is the square number for 10
Which of the following is a suggested strategy to help someone who is suicidal? Encourage talking Encourage alone time Offer medication Distract them
Italian states like Venice and Florence were officially republics. In what sense were they republics in name only?
A person forced to leave his or her country is an emigrant. an immigrant. an exile. a fugitive.