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7x - 7; x = 4................
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3 votes
7x - 7; x = 4................

User Ham Vocke
by
7.8k points

1 Answer

4 votes

Answer:

21

Explanation:

7x - 7

=> substituting x = 4

=> 7(4) - 7

=> 28 - 7

=> 21

User Stephangroen
by
8.0k points
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