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5x + 2 > 8 5x>8-2 5x>6 x>1,5
pertidaksamaan : 2x + 9 > 15
2x > 15 - 9
2x > 6
2x > 6/2
2x > 3
persamaan : 24m = 12
m = 12/24
= 1/2
himpunan penyelesaian { 1/2 }