makenna100 makenna100

22-04-2020
Mathematics

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Find the value of x (no labels)

Find the value of x no labels class=

Respuesta :

Sarah06109 Sarah06109

22-04-2020

Answer:

x=31

Step-by-step explanation:

The interior angles of a triangle must add to 180 degrees, so

81+68+x=180

Add on the left

149+x=180

Now, solve for x by getting it by itself. To do this, subtract 149 from both sides

149-149+x=180-149

x=31

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