Either 1 or 3 - 1 is all positive and 3 is all negative
300
because 5x5 = 25 and after that u work from left to right so 25x2 is 50 and 50x6 is 300
So, we have the following equation...

To do this its pretty simple just multiply 12 by 4.
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Your final answer is
!
I only need 3 more brainliests so if i could get one that would be a big help!
Answer: 4d+3
I'm not sure if that's right