3x(2) + 2(2x - 20) = 16 - 2x(2)
6x + 4x - 40 = 16 - 4x
10x - 40 = 16 - 4x
14x - 40 = 16
14x = 56
x = 4
Hope this helps! ;)
Answer:
D. Mr. X
Step-by-step explanation:
85 is composite because it can be divided by 5 and 17
α + β = 180°
∠BFE and ∠FBC
∠CEF and ∠BCE
