drian2322
30.08.2019 •
Mathematics
Simplify the following expression: (multiple choice)
a + 2c − 5b − c + a − b
1. 2a − 6b + 2c
2. 2a − 6b + c
3. a − 6b + c
4. a − 5b + 2c
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Ответ:
a + a - 5b - b + 2c - c
2a - 6b + c
the answer is 2
Ответ:
you need to put the pic
Step-by-step explanation:there is no picture for angle 3
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