Question 88367


  –4(4x + 5) + 4(4x + 1) = x – 9  (solve)
  -16x-20+16x+4 = x-9
            -20+4 = x-9 (-16x+16x= 0)
              x-9 = -16
                x = -16+9 = -7  therefore the value of x = -7