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Natali5045456 [20]
3 years ago
7

What’s the answer???????

Mathematics
2 answers:
miss Akunina [59]3 years ago
4 0
You could use 21x-28
lys-0071 [83]3 years ago
4 0

Answer:

21x - 28

You would multiply 7 times 3x which is 21 x and then you would multiply 7 times -4 which is -28.

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