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

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

plsssssssssss just helppppp

There's a room with everything. What has changed in this room since you walked in ?

Jen and some friends share 40 jellybeans equally. Is the number that each friend gets greater than 40 or less than 40? Explain

Which of the following accurately summarizes how Ron Espiritu, Williamson M. Evers and Jewish groups feel about the new ethnic studies curriculum?

235Px=235P(x-1)*(3x)

Which of the following is NOT an element of critical thinking?

please help!!!! i will give 100 pts if you help with the correct answer, The states that price and quantity move in opposite directions

Read the passage, and think about how the writer expresses his ideas and attitude to motivate a young audience. Which words help you understand what the author

Since the United States began to receive the new crown vaccine, health officials have stated that people who have completed the vaccination are unlikely to be i

What is the solution to the system of equations graphed below? A. (0, –3) B. (–2, 1) C. (–4, 0) D. (0, 2)