Question

Three less than the product of 9 and a number is equal to 6

Answer 1

-3 + 9n = 6; 1 = n

Explanation:

Three less than means you will deduct 3 from 9n, setting that equal to 6. Unless they said "three IS less than", you do not use an inequality symbol in this case.

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Answer 2

3<9n=6 or 3-9n≤6

Explanation:

if you are writing an equation I would go with the second