Answer:
x = 20
Step-by-step explanation:
3x + 6x = 180, if you make them supplementary then they will be parallel
9x = 180
x = 20
Answer:
It would have 6 protons
Step-by-step explanation:
If you have carbon-14 you would have 6 protons and 8 neutrons. When you add the 6 and 8 you get 14