https://file.aiquickdraw.com/mathbot/file/1733337215765ceg5r1ri.jpg

To solve for \( f(-4) \) when \( f(x) = -x - 1 \):

1. Substitute \( -4 \) into the given function:
   \[
   f(-4) = -(-4) - 1
   \]

2. Simplify the expression:
   \[
   f(-4) = 4 - 1
   \]

3. Final result:
   \[
   f(-4) = 3
   \]

So, \( f(-4) = 3 \).

Do you want further details or have any questions? Here are five related questions to deepen your understanding:

1. What happens to the function \( f(x) \) if \( x = 0 \)?
2. How do you determine if \( f(x) = -x - 1 \) is linear?
3. What is the slope and y-intercept of the function \( f(x) = -x - 1 \)?
4. Can we determine \( f(a) \) for any general value \( a \)? How?
5. What would \( f(x) \) look like if \( x \) were replaced by \( 2x \)?

**Tip:** Substitution is a fundamental concept in mathematics; always replace the variable with the value you're evaluating, and simplify step by step.

Discover how to evaluate f(-4) for the function f(x) = -x - 1. This problem emphasizes substitution in linear equations and simplifies step-by-step for clarity. Perfect for Grades 6-8 students seeking to master basic algebra.

Math Problem Statement

Solution

Ask a new question for Free

By Image

Math Problem Analysis

Mathematical Concepts

Formulas

Theorems

Suitable Grade Level

Related Recommendation