Talahassouna Talahassouna

07-03-2021
Mathematics

contestada

what is the value of x?

what is the value of x class=

Respuesta :

jimrgrant1 jimrgrant1

07-03-2021

Answer:

A

Step-by-step explanation:

Consecutive angles are supplementary, sum to 180° , then

5x + 4x = 180

9x = 180 ( divide both sides by 9 )

x = 20 → A

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