哪些 x 的值使不等式 5x ≥ 40 成立？
Correct answer(s):
- 8
- 10
Subject
数学
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Subtopics under 数学
Quizzes in 数学 for Grade 6
哪些 x 的值使不等式 4x < 28 成立？
Correct answer(s):
- 5
- 6
哪些 x 的值使不等式 x – 7 ≤ -1 成立？
Correct answer(s):
- 4
- 6
哪些 x 的值使不等式 x + 3 > 8 成立？
Correct answer(s):
- 6
- 8
化简：12q + 11 + 9q + 9。
Correct answer(s):
- 21q + 20
化简：11p – 5p + 2。
Correct answer(s):
- 6p + 2
化简：10n + 1n + 11。
Correct answer(s):
- 11n + 11
化简：9m + 2 + 6m + 6。
Correct answer(s):
- 15m + 8
化简：8b – 2b + 11。
Correct answer(s):
- 6b + 11
化简：7a + 7a + 2。
Correct answer(s):
- 14a + 2
化简：6t + 11 + 3t + 3。
Correct answer(s):
- 9t + 14
化简：5r – 8r + 2。
Correct answer(s):
- -3r + 2
化简：4q + 4q + 11。
Correct answer(s):
- 8q + 11
化简：3p + 2 + 9p + 9。
Correct answer(s):
- 12p + 11
化简：12n – 5n + 11。
Correct answer(s):
- 7n + 11
化简：11m + 1m + 2。
Correct answer(s):
- 12m + 2
化简：10b + 11 + 6b + 6。
Correct answer(s):
- 16b + 17
化简：9a – 2a + 2。
Correct answer(s):
- 7a + 2
化简：8t + 7t + 11。
Correct answer(s):
- 15t + 11
化简：7r + 2 + 3r + 3。
Correct answer(s):
- 10r + 5