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Firlakuza [10]
3 years ago
10

Combine like terms. (7+x)(7-x)

Mathematics
1 answer:
aleksandrvk [35]3 years ago
8 0

Answer:

x^2-49

Step-by-step explanation:

when u multiply the numbers in parenthesis u get 49-7x+7x-x^2 and when u simplify that u get x^2-49

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