Respuesta :

1) y = -2x + 4

          slope: -2 (coefficent.)
           y-intercept: 4 (constant)


2) 5x + 7y = 1
    -5x         -5x

7y = -5x + 1
/7          /7

y = -5/7x + 1/7

          Slope: -5/7 (coefficent.)
          y-intercept: 1/7 (constant)