Which pair of lines represent graphs that are perpendicular? a) y=-3x+7, y=-3x+2
b) y=5x+5, y=10x+5
c) 2y=4x-16, y=2x-8
d) y=9, x=5
e) y=x, y=3

Mr. and mrs. wallace have decided to buy a car for $21,600. they finance $15,000 of it with a 5-year auto loan at 2.9% arp. what will be their monthly payment be? a. $268.20 b. $268.86 c. $269.54 d. $387.16 i need !

Graph the equationy= x+3[tex]y = x + 3[/tex]

Select the two pairs of figures that are similar.