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posledela
2 years ago
12

A. 8a - 2b + 12a - 2a -4b

Mathematics
1 answer:
kompoz [17]2 years ago
6 0

Answer:

(8a+12a-2a)-(2b-4b)

18a-(-2b)

18(4)-   -2(-2)

72-4

=68

Step-by-step explanation:

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