Answer:
The metal in ya lungs
Step-by-step explanation:
Do not smoke/vape it is bad for your lungs
Answer:
-4
Step-by-step explanation:

but there is a negative sign so -4
21 over 50 is
21/50.
The same thing, just put 21 on top, a line under it, and below that line, put the 50
The answer is not quite the same but here's the process:
Y=12.5x
because 12.5 is the constant and this is a directly proportional equation