If five more than three times x is equal to 32, find the value of x. it also says to show all work so that would really be

Enter the number of complex zeros for the polynomial function f(x) = x 4+ 5x² +6

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.

Can someone tell me if this is perpendicular? !