Himpunan penyelesaian dari pertidaksamaan x – 3 ≤ 5-3x dengan x, bilangan bulat adalah…

A.   {x/x ≤ 1, x bilangan bulat}
B.   {x/x ≤ 2, x bilangan bulat}
C.   {x/x ≥ 1, x bilangan bulat}
D.   {x/x ≥ 2, x bilangan bulat}

Pembahasan

x – 3       ≤    5 – 3x
x + 3x    ≤    5 + 3
4x           ≤    8
x             ≤    8 : 4
x             ≤    2

jadi jawabannya adalah B

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