Respuesta :

wegnerkolmp2741o

Answer:

x = 128

Step-by-step explanation:

The two angles are supplementary since they form a straight line.  Supplementary angles add to 180 degrees.

x+3 +49 = 180

Combine like terms

x +52 = 180

Subtract 52

x+52-52 = 180-52

x =128

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