Answer:
Step-by-step explanation:
undefined, stays on x so straight vertical - vertical line is undef slope
y = 5/9x - 37/3
5x - 9y = 8
-9y = -5x + 8
y = 5/9x - 8/9
y = 5/9x + b
-9 = 5/9(6) + b
-9 = 10/3 + b
-37/3 = b
1.4375
=
here is a photo
6. 0
9. -36
12. -125
hope it helped :)
