Evaluate an expression with one variable ex2, 2x + 3 - 2; x=5

The video tutorial explains how to evaluate the expression 2X + 3 - 2 when X = 5. It emphasizes the importance of simplifying expressions before evaluating them. The tutorial demonstrates substituting the value of X and performing calculations, highlighting the correct representation of multiplication in expressions. The final result of the expression is calculated to be 11.

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