Which one of these is the identity for addition

A. -1

B.0

C.1

Which is the equation of a line perpendicular to the line with the equation 3x+4y=8

The diagonals of a quadrilaretral intersect at (-1,4). one of the sides of the quadrilateral is bounded by (2,7) and (-3,5) determine the coordinates of the other side in order for the quadrilaretral to be a square.

What is the distance from zero if a quadratic function has a line of symmetry at x=-3 and a zero at 4