Rozwiąż nierówność 2/3x+5 .
2/3x + 5 ≤ 1
2/3x ≤ 1 - 5
2/3x ≤ - 4 /*3
2x ≤ - 12 /:2
x ≤ - 6
odp. x ∈ (-oo, -6>
2/3 x + 5 ≤ 1
2/3 x ≤ -4 / *3/2
x ≤ -4 * 3/2
x ≤ -2 *3
x ≤ -6
odp:
x∈ (- ∞ , -6 >
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2/3x + 5 ≤ 1
2/3x ≤ 1 - 5
2/3x ≤ - 4 /*3
2x ≤ - 12 /:2
x ≤ - 6
odp. x ∈ (-oo, -6>
2/3 x + 5 ≤ 1
2/3 x ≤ -4 / *3/2
x ≤ -4 * 3/2
x ≤ -2 *3
x ≤ -6
odp:
x∈ (- ∞ , -6 >