27=18+(n-1)d

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27=18+(n-1)d

Guest Jul 11, 2015

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Best Answer

There is no single solution because there are 2 unknows and only one equation.

There are an infinite number of solutions.

Melody Jul 11, 2015

Melody · Answer 1 · 2015-07-11T05:30:32

There is no single solution because there are 2 unknows and only one equation.

There are an infinite number of solutions.