Respuesta :

Answer:

Step-by-step explanation:

x + y + z = 180

w + z = 180

x + y + z = 180 (this is the first equation)

w + z = 180 (this is the second equation)

Now, rewrite the second equation as z = 180 - w and substitute that for z in the first equation:

x + y + (180 - w) = 180

x + y - w = 0

x + y = w(

zfoxforever

Step-by-step explanation:

its 113 if you are doing this on moby max mostly or on a worksheet is 113

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