Answer:
x = 48
Step-by-step explanation:
We now that supplementary angles (as is the case for a straight line) add up to 180 degrees.
3x - 12 + x = 180
4x = 192
x = 48
Answer:

Step-by-step explanation:

Hope this helps.
B is the answer
just like the picture
( T' is not exact. it just shows the reflection)
D) 34/5 because 6(5) = 30 30+4=34 , so its 34/5