Respuesta :

wegnerkolmp2741o

Answer:

x = 135

Step-by-step explanation:

45 and x from a straight line so they sum to 180 degrees

45+x = 180

Subtract 45 from each side

45+x-45 = 180-45

x = 135

allyv27

Answer:

x = 135°

Step-by-step explanation:

The two angles form a 180° (straight) line. They are supplementary angles.

180° - 45° = 135°

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