The third one is the correct answer
Answer:
C. x=42
Step-by-step explanation:
16 + 3x + y = 180
126 + 16 + y = 180
y = 38
16 + 3x + 38 = 180
54 + 3x = 180
3x = 126
x=42
Answer: -1
Step-by-step explanation:
Look at the patter it has
Answer:
B) 60
Step-by-step explanation:
<u>Given:</u>
- <A = 2x
- <B = 60
- <A and <B are supplementary angles (they add up to 180)
<u>Equation:</u>
<A + <B = 180
2x + 60 = 180
2x = 180 - 60
2x = 120
x = 60