Answer:
oxygen-13
Step-by-step explanation:
Consists of 8 protons and electrons and 5 neutrons
Answer:
I know for sure B and C
Step-by-step explanation:
If it says that is wrong it is A, B, C.
A is on the line so it can be included depending on what you are learning.
It's similar because u still with have an answer weather its a decimal or not. And it's different because when your multiplying whole number u will just get whole numbers.
5 less than (-5) of 1/4 of my age (age/4) is 12 (=12)
-5+a/4=12
add 5 to both sides
a/4=17
times 4 both isdes
a=68
your age is 68