Respuesta :

Answer:

x = -6

Step-by-step explanation:

x + 121 = 115

subtract

x = -6

Answer:

x=-6

Step-by-step explanation:

the 115° angle and (x+121)° angle are alternate exterior angles, meaning that since lines are parallel, these angles are congruent

to find x:

x+121=115

x=-6

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