Answer:
18 days until they both call him on the same day
Step-by-step explanation:
The common multiples of 6 and 9 is 18, 36, 54, etc. 18 is the first common multiple so Marco's grandparents willl call Marco on the 18th day. please boost me
Answer:
so I think your trying to find what c is right
if that so.that will be 90° that is an right angle all right angles are 90° I might be wrong because I'm not sure on what your trying to find but I hope I helped just a Little bit
.
<h2>
sorry </h2>
Answer:
I don't know, is it?
Step-by-step explanation:
Simplify
This appears to be just an expression we are simplifying, not an equation we are solving. I THINK you are saying that the expression looks like this:

If you rationalize the denominator, you would get this expression:

which, after simplifying, looks like this:

and that's as simple as I can see that one getting. You can't factor anything out of the denominator to cancel with the numerator, so I think you're as simple as you can get there!