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If x equals 3 what is 7x to the second power+ 2x
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If x equals 3 what is 7x to the second power+ 2x

User Cosmin Ionascu
by
5.2k points

1 Answer

2 votes

Answer:

447

Explanation:

7x = 21

2x = 6

21^2+6

441 + 6

447

User Fuzzbone
by
5.1k points
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