{x + 3y =- 5
{9x + 3y = 3

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

Atransformation t : (x,y) (x-5,y +3) the image of a(2,-1) is

Which statement is true about a number and its additive inverse? a. their product is always one. b. their sum is always one. c. they are always reciprocals of each other. d. their sum is always zero.