what is the function?---Question Stem: x - 1.5 = 12.9 Options: Not applicable. Other Relevant Text: Not applicable. Mathematical Formulas/Chemical Equations: x - 1.5 = 12.9 Table Content: Not applicable. Chart/Diagram Description: Type: Mathematical equation. Main Elements: The equation involves a variable 'x', subtraction operator '-', a decimal number 1.5, an equality sign '=', and another decimal number 12.9. There is a comma after 12.9.

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