Question

19. (2a - b)2 + 2 (2a - b)-8 please solve it​

Answer 1

4a-2b+2-16a+8b

-12a+6b+2

6b+2-12a

2(3b+1-6a)

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Answer 2

Answer:

8a-4b-8

Step-by-step explanation:

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

= 4a-2b+4a-2b-8

= 8a-4b-8