So in the equation you substitute. The x to find y . Like u pick a point. For example : Y=-4x+3 Y=-4(-2)+3 Y= 8+3 Y=11 This is your first point your guess number here would be -2 for x and your answer us y so will be 11. (-2,11). Table will be -2,11 -1, 7 0,3 1,-1 2,-5