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3/4(12)x ≥ 6 + 2/3(12)x
9x ≥ 6 + 8x
9x - 8x ≥ 6
x ≥ 6
Garis bilangannya :
–––––o––––– (kekanan)
6
2. (5x - 7)/2 - (2x + 7)/3 > 3x - 14 (kali 6)
3(5x - 7) - 2(2x + 7) > 18x - 84
15x - 21 - 4x - 14 > 18x - 84
11x - 35 > 18x - 84
11x - 18x > - 84 + 35
- 7x > - 49
x < 7
Garis bilangannya:
–––––|––––– (kekiri)
7
Saya menggunakan o tanda bulat penuh dan | bulat kosong.