Explain how to find ordered pairs for the line of the equation 3x-y = 9.

Answer 1

well, pick any old x, like for example x = 0
find y
0 - y = 9
y = -9
so
(0 , - 9)

now pick another x, like x = 1
3 - y = 9
y = 3-9 = -6
so
( 1 , - 6 ) and on and on until bored