How much is 4a-4b-4c smaller than 7a+7b+c
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Answer:
put a= 1, b=2, c=3
4×1 - 4×2 - 4×3
= 4-8-12
= -16
on the other hand
7×1 + 7×2 + 7×3
= 7+14+21
= 42
hence, 7a+7b+7c is greater than 4a-4b-4c.
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