Answer:
x=16
Step-by-step explanation:
- Just divide it as a decimal (40/2.5)
Y = - 2x - 1
divide everything by 5 and get 2x + y = -5
move the 2x to the right and end up with
y = - 2x - 1
Answer:5 and 92
Step-by-step explanation:
Answer:
This would be Helium(He)
Step-by-step explanation:
Its Helium because the bohr model in the picture has 2 electrons.
On the periodic table, it says that Helium has 2 protons which are also equal to electrons