Find y if the point (-6,y) passes through (-1,7) and (3,-2).
So. The slope is 7 + |-2| = 9, / (3+|-1| = 4)
9/4.
To move one point to the left you need to add 9/4 to your x axis
Thus -6 will be at (5 * 9/4 + 7 = 45/4 + 28/4 = 73/4)
I think.