Question 58108
(1/ 7) * (42x - 21) > 9

Multiply the above equation by 7, we get
(42 x -21) > 9 * 7

42 x – 21 > 63

Add 21 on both sides, we get

42 x - 21 + 21 > 63 + 21

42 x > 84

Divide by 42, we get

x > 84 / 42

x > 2