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jawaban: 3x + 11 = 2x + 30
3x - 2x = 30 - 11
x = 19
Himpunan penyelesaian/ Hp: { 19 }
= 24-6 = 4+2p
= 18 +6p
= 18= 6p
= 18/6 = p
= HP { 18/6}= 3