The slope is the number next to the variable and the y intercept is the number after the slope. 
#1. Slope= -3
      Y-intercept=-3
#2. Slope=5/2
       Y-intercept=-4
#3. Slope=1/3
       Y-intercept=3
#4. Slope=-2
       Y-intercept=2
#5. Slope=-2/5
       Y-intercept=-2
#6. Slope=-2/3
       Y-intercept=-2