please write an equation in standard x^2-y^2-2x+4y-7=0

Question

* standard form
*center
*vertices
*foci
*asymptotes

Thank-you you

Answer 1

(x^2-2x+1) - (y^2-4y+4) - 4 = 0

(x-1)^2 - (y-2)^2 = 4