Problema Solution

42 less than the product of 28 and an unknown number is 154.

Answer provided by our tutors

let 'n' represent the unknown number


42 less than the product of 28 and an unknown number translates to:

(28n - 42)


to solve for the unknown number:

154 = (28n-42)

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solve for 'n'

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n=7


The unknown number is 7.