[tex]\huge\boxed{7}[/tex]
Any number to the power of [tex]1[/tex] is itself. So, [tex]7^1 = \boxed{7}[/tex].
Here are some more examples:
[tex]382^1 = 382[/tex]
[tex]0^1 = 0[/tex]
[tex]\pi^1 = \pi[/tex]
