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(x-2)/ 5 - (2x-8)/6 = 0
(x-2)/5= (2x-8)/6
5(2x-8) = 6(x-2)
10x - 40 = 6x -12
10x - 6x = 40 -12
4x = 28
x = 7
b)
1/3 (x+2) ≥ 2 + 3/2 x ....kalikan dengan 6
6 { 1/3 (x+2)} ≥ 6 { 2 + 3/2 x}
2(x+2 ) ≥ 12 + 9x
2x + 2 ≥ 12 + 9x
2x - 9x ≥ 12 - 2
-7x ≥ 10
x ≤ - 10/7