write an equation of a line that is parallel and a line that is perpendicular to the original line. A (2,4) B (-2,-4) I need the Equation of the line, Parallel Line and the Perpendicular Line.

The value, v, of kalani’s stock investments over a time period, x, can be determined using the equation v=750(0.80)^-x. what is the rate of increase or decrease associated with this account? 20% decrease 20% increase 25% decrease 25% increase