6 weeks until she reaches 60 kilo
Answer:
go to khan academy
Step-by-step explanation:
Answer:
x=8
Step-by-step explanation:
10x + 80 < y = 20x
subtract 80 from both sides
10x = 20x - 80
subtract 20 from both sides
-10x = -80
divide both sides by -10
8
Answer:

The area is given by:

And replacing we got:

So then we can conclude that the area of the coin is
mm^2
Step-by-step explanation:
For this case we know that we have a coin with a diamter of
, and by definition the radius is given by:

The area is given by:

And replacing we got:

So then we can conclude that the area of the coin is
mm^2