Assessment and Learning in Knowledge Spaces (ALEKS) Basic Math Placement Practice Test

Question: 1 / 400

What is the value of the expression 2x + 3 when x = 4?

To find the value of the expression 2x + 3 when x = 4, you'll start by substituting the value of x into the expression.

1. Substitute x with 4 in the expression:

2(4) + 3

2. Now, perform the multiplication:

2 * 4 = 8

3. Next, add 3 to the result:

8 + 3 = 11

This process leads to the final value of the expression being 11. Thus, the correct answer is 11.

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