Question

X(x-15)=-56 slove each quadratic equation

Answer 1

It depends if you want the value of x is 7 and 8, or if you want binomial it is (x-7)(x-8) or the whole formula is x^2-15x+56.
 

Answer 2

X^2-15x+56=0, (x-8)(x-7)=0 , therefore x= 7 or 8