Answer:
-6 ?
Step-by-step explanation:
90+50=140
180-140=40
x=-6
Answer:
Step-by-step explanation:
C
Answer:
x = 79°
Step-by-step explanation:
∠ABE = ∠BEF = 41° [Alternate angle ]
Now sum of angles of a triangle = 180°
Therefore,
∠EBF + ∠BEF + ∠BFE = 180°
60° + 41° + x = 180°
x = 180° - 60° - 41°
x = 79°
=> 22+10x
=> 2(5x+11)
This is the answer for your question