化简：12b + 1b + 11。
Correct answer(s):
- 13b + 11
Topic
Combining Like Terms
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Quizzes in Combining Like Terms for Grade 7
化简：11a + 2 + 6a + 6。
Correct answer(s):
- 17a + 8
化简：10t – 2t + 11。
Correct answer(s):
- 8t + 11
化简：9r + 7r + 2。
Correct answer(s):
- 16r + 2
化简：8q + 11 + 3q + 3。
Correct answer(s):
- 11q + 14
化简：7p – 8p + 2。
Correct answer(s):
- -1p + 2
化简：6n + 4n + 11。
Correct answer(s):
- 10n + 11
化简：5m + 2 + 9m + 9。
Correct answer(s):
- 14m + 11
化简：4b – 5b + 11。
Correct answer(s):
- -1b + 11
化简：3a + 1a + 2。
Correct answer(s):
- 4a + 2
选择所有与 8a + 5a 等价的表达式。
Correct answer(s):
- 13a
- (8+5)a
选择所有与 4p + 5p 等价的表达式。
Correct answer(s):
- 9p
- (4+5)p
选择所有与 8a + 5a 等价的表达式。
Correct answer(s):
- (8+5)a
- 13a
选择所有与 4p + 5p 等价的表达式。
Correct answer(s):
- (4+5)p
- 9p
选择所有与 8a + 5a 等价的表达式。
Correct answer(s):
- 13a
- (8+5)a
选择所有与 8a + 5a 等价的表达式。
Correct answer(s):
- 13a
- (8+5)a
选择所有与 4p + 5p 等价的表达式。
Correct answer(s):
- (4+5)p
- 9p