Respuesta :

ayrahivy

Answer:

X=6

B=126

Step-by-step explanation:

8x+78°=2x+114°

8x-2x=114-78

6x=36

x=6

B=2(6)+114

B=12+114

B=126°

Note angle A and B are alternate angles and thus are equal

seulpinokiogi

Answer:

since X=6 ,

2×6+114= 126 .

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