| 1.1 |
x + 12 > 27 |
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Lösung
x + 12 > 27 | – 12
x > 15 L = {x | x > 15}
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| 1.2 |
x – 26 < 83 |
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Lösung
x – 26 < 83 | + 26
x < 109 L = {x | x < 109}
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| 1.3 |
8 · x ≥ 32 |
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Lösung
8 · x ≥ 32 | : 8
x ≥ 4 L = {x | x ≥ 4}
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| 1.4 |
2·x + 9 > 51 |
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Lösung
2·x + 9 > 51 | – 9
2·x > 42 | : 2
x > 21 L = {x | x > 21}
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| 1.5 |
12 + 6·x ≤ 33 |
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Lösung
12 + 6·x ≤ 33 | – 12
6·x ≤ 21 | : 6
x ≤ 3,5 L = {x | x ≤ 21}
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| 1.6 |
12·x – 13 < 71 |
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Lösung
12·x – 13 < 71 | + 13
12·x < 84 | : 12
x < 7 L = {x | x < 7}
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| 1.7 |
x : 6 + 28 ≥ 39 |
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Lösung
x : 6 + 28 ≥ 39 | – 28
x : 6 ≥ 11 | · 6
x ≥ 66 L = {x | x ≥ 66}
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