Help: Justify why one relation is a function and why the other is not. Relation 1: (1,2) (2,4) (3,6) (4,8)

Relation 2:  (1, 3), (4, 2), (7, 1), (4,

Which equation represents a line that is parallel to the line whose equation is 3x-2y=7( show all work)

Agraph of a trapezoid can have diagonals with slopes that are negative reciprocals and two pairs of adjacent sides that are congruent, true or false, and why

Write an inequality for this sentence the quotient of a number and -5 increased by 4 is at most 8