What numbers multiply to - 756 but when added = 1

So?

-756*x + x = 1?

-755 x = 1

x = - 1/755

or

what two numbers when multiplied equal - 756 but when added together equal 1?

numbers are x and y

x*y = - 756

x+y=1

rearrange the 2nd eq

y=1-x

substitute

x (1-x) = - 756

distribute

x-x^2=-756

solve for zero

x^2-x-756=0

factor/quadratic equation