Which equation has a graph parallel to the graph of 9x + 3y = -22
A: y = 3x - 22
B: y = -3x + 8
C: y = 1/3x + 12
D: y = -1/3x -2
I don't understand
B
9x + 3y = -22
3y = -9x - 22
y = -9x/3 - 22/3
y = -3x - 22/3
so the slope is -3, looking at the given equations which one
matches the slope of -3 ?