For the expression 3(x + 4), what is the value when x=2?

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To find the value of the expression 3(x + 4) when x = 2, start by substituting the value of x into the expression.

  1. Substitute x = 2 into the expression:

3(2 + 4)

  1. Next, perform the addition inside the parentheses:

2 + 4 = 6

  1. Now, multiply the result by 3:

3 × 6 = 18

Therefore, when x = 2, the value of the expression 3(x + 4) is 18. This confirms that the answer is correct.

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