Question

1/2 ( x + 5 ) ≥ 2/3 ( x - 1, untuk x bilangan bulat

bantuin plis! makasih :

Answer 1

1/2x + 5/2 > 2/3x -2/3
5/2+2/3 > 2/3x -1/2x
(15+4)/6 > (4-3)/6 x
19/6 > 1/6 x
19.6/6 > x
19 > x
HP={19,18,17,....}

Answer 2

1/2 ( x + 5 ) ≥ 2/3 ( x - 1 )
1/2x + 5/2 ≥ 2/3x - 2/3
5/2 + 2/3 ≥ 2/3x - 1/2x
19/6 ≥ 1/6x
x ≥ 19/6 : 1/6
x ≥ 19
x ≥ 19, 20, 21, .....