Answer:
-2v = (-2x3, -2x4) = (-6,-8)
Answer:
10 
Step-by-step explanation:
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All we should do is plug in the value of b:
12-2
10 (Answer)
Hope you find it helpful.
Feel free to ask if you have any questions.

Answer:
A... .................. ....
Answer:
7(7x -4)
Step-by-step explanation:
49x-28
We can factor a 7 from each term
49x = 7*7x
28 = 7*4
7(7x -4)