**Question**: Soldiers line up, spaced with pride,

Two long rows lined side by side,

One sole unit can decide,

If the rows will unite or divide.

What am I?

**Answer**: So the expression is: A zipper.

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# Soldiers line up, spaced with pride, Two long rows lined side by side,

Math, Math Problems and Solutions, Tests, Formulas, Algebra.

**Question**: Soldiers line up, spaced with pride,

Two long rows lined side by side,

One sole unit can decide,

If the rows will unite or divide.

What am I?

**Answer**: So the expression is: A zipper.

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