laceydublin18 laceydublin18

11-05-2021
Mathematics

contestada

Please help What is the value of x. Look at picture.

Please help What is the value of x Look at picture class=

Respuesta :

jimrgrant1 jimrgrant1

11-05-2021

Answer:

x = 50

Step-by-step explanation:

3x - 10 and 2(x + 10) are vertical angles and congruent , so

3x - 30 = 2(x + 10)

3x - 30 = 2x + 20 ( subtract 2x from both sides )

x - 30 = 20 ( add 30 to both sides )

x = 50

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