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(t-2)/4 - (t-4) /6 ≤ 2/3 ..............kedua ruas dikali 12
3(t-2) - 2(t-4) ≤ 8
3t - 6 - 2t + 8 ≤ 8
t ≤ 8 - 8 + 6
t ≤ 6
Hp {...., 3, 4, 5, 6}
bagian b
1/2(x+5) - 1/4(x+1)>3 ...........kedua ruas dikali 4
2(x+5) - (x+1) > 3
2x + 10 - x - 1 > 3
x > 3 - 10 + 1
x > -6
Hp {-5, -4, -3,....}
bagian c
1/3(5y-1)<1/2(2y+1) .............kedua ruas dikali 6
2(5y-1) < 3(2y + 1)
10y - 2 < 6y + 3
10y - 6y < 3 + 2
4y < 5
y < 5/4
Hp {...,-1, 0,1}