9-2(x+1)kurang dari 5

9-2x-2 = 5
-2x+7 = 5
-2x = 5-7
-2x = -2
x = 1

9 – 2(x + 1) < 5

-2x – 2 < 5 – 9

-2x < -4 + 2

-2x < -2

x > 1