Use the Distributive Property to Write the Expression Without Parentheses $- 2 ( x + 4 )$

question 437

Multiple Choice

Use the distributive property to write the expression without parentheses. Then simplify, if necessary.
- $- 2 ( x + 4 )$

• A) \(x - 8\)
• B) \(- 2 x - 8\)
• C) \(- 2 x + 4\)
• D) \(- 2 x + 8\)

Understand the concept of hypothesis testing for the difference between two means.

Apply the t-test for independent samples to real-world data.

Interpret t-test results and make conclusions about population means.

Understand the assumptions underlying the t-test for two independent samples.

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