Evaluating the Expression 4x + 3 when x = 2

To evaluate the expression 4x + 3 when x = 2, simply substitute the value of x into the expression:

 4(2) + 3

This simplifies to:

 8 + 3

 = 11

Therefore, when x = 2, the value of the expression 4x + 3 is 11.

This is a basic concept in algebra and is often used to solve equations and understand how variables affect the value of an expression. This evaluation helps in understanding the relationship between the input value and the output value of the expression.