Question 821968
Slope intercept form is y=mx+b where m is the slope and b is the y intercept when x=0
so we want to isolate y on one side.
BTW don't mix upper and lower case they are distinct variables.
6x+7y=9
7y=-6x+9
y=-6/7x+9/7
slope is -6/7 and y intercept is +9/7