KilluasWife KilluasWife

10-12-2021
Mathematics

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LOOKING FOR BRAINIEST?

Photo down below! Will give brainiest to first (and correct) answer!

x = ____
m m m

LOOKING FOR BRAINIEST Photo down below Will give brainiest to first and correct answer x m m m class=

Respuesta :

jimrgrant1 jimrgrant1

10-12-2021

Answer:

x = 8

Step-by-step explanation:

The sum of the 3 angles in a triangle = 180°

Sum the 3 given angles and equate to 180

13x - 8 + 7x + 4 + 3x = 180 , simplify left side

23x - 4 = 180 ( add 4 to both sides )

23x = 184 ( divide both sides by 23 )

x = 8

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