Question

How many days are there in $x$ weeks $x$ days?

Answer 1

Calculate the required number of days:

In $1$ week, there are $7$ days.

Thus, in $x$ weeks, there are $7x$ days.

In $x$ weeks and $x$ days, there are, $7x+x=8x$ days.

Therefore, in $x$ weeks and $x$ days, there are $8\mathrm{x}$ days.