2. Fundamentals in Algebra

If 16 is 4 more than 4x, find 5x - 1.

• 14

• 3

• 12

• 5

• 16.47

• 12.87

• 18.27

• 20.17

• 50/9

• 80/9

• 70/9

• 60/9

• 11/7, -5/7

• 14/9, 8/9

• 4/9, 8/9

• 3/2, 5/3

• x = 3 or -3;
  y = 2 or -2

• x = 3 or -3;
  y = -2 or 1

• x = 3 or -3;
  y = -2 or -1

• x = 3 or -3;
  y = 2 or -3

• 3

• 2

• 4

• -2

• 4

• 3

• 2

• 1

• x = -1,
  y = -5,
  z = 3

• x = 1,
  y = 2,
  z = -3

• x = -1,
  y = -3,
  z = 2

• x = -2,
  y = -3,
  z = -1