### All Pre-Algebra Resources

## Example Questions

### Example Question #316 : Operations

Solve:

**Possible Answers:**

**Correct answer:**

### Example Question #317 : Operations

Solve:

**Possible Answers:**

**Correct answer:**

Step 1: solve the problem

Step 2: solve for absolute value

Remember, absolute value refers to the total number of units, so it will always be positive. For instance, if I am $4 in debt, I have -$4, but the *absolute value* of my debt is $4, because that is the total number of dollars that I'm in debt.

### Example Question #1 : Absolute Value

Solve:

**Possible Answers:**

**Correct answer:**

First, solve the equation:

Next, account for the absolute value:

Therefore, the answer is .

### Example Question #1 : Absolute Value

Solve the expression below:

**Possible Answers:**

**Correct answer:**

simplifies to

For absolute value expressions, the value within the bars is treated as positive

So, the expression becomes which adds to

### Example Question #1 : Absolute Value

Evaluate:

**Possible Answers:**

None of the other responses is correct.

**Correct answer:**

### Example Question #322 : Operations

Solve:

**Possible Answers:**

**Correct answer:**

### Example Question #321 : Operations

Evaluate for :

**Possible Answers:**

**Correct answer:**

Substitute 9 for and evaluate:

### Example Question #2 : Absolute Value

Evaluate for :

**Possible Answers:**

**Correct answer:**

Substitute for and evaluate:

### Example Question #325 : Operations

**Solve:**

**Possible Answers:**

**Correct answer:**

**Explanation:**

**Step 1: **Solve the problem

**Step 2: **Solve for the absolute value

Remember, absolute value refers to the total number of units, so it will always be positive. For instance, if I am $5 in debt, I have -$5, but the *absolute value* of my debt is $5, because that is the total number of dollars that I'm in debt.

### Example Question #326 : Operations

Solve for .

**Possible Answers:**

**Correct answer:**

When taking absolute values, we need to consider both positive and negative values. So, we have two answers.

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