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48y - 4 > 36y + 9
48 y - 36y > 9 + 4
12 y > 13
y > 13/12
Hp {13/12}
2. 5x + 7 ≤ 5 + 2x
5x - 2x ≤ 5-7
3x ≤ -2
x ≤ -2/3
hp {-2/3}
48y - 4 > 36y + 9
48y - 36y > 9 + 4 ----> berpindah tempat (posisi) maka berubah tanda.
12y > 13
y > 13/12
2. 5x + 7 ≤ 5 + 2x
5x - 2x ≤ 5 - 7
3x ≤ -2
x ≤ -2/3