Solve the Inequality $$| 7 + 7 x | > 8$$

question 418

Multiple Choice

Solve the inequality. Write the solution set in interval notation.
- $$| 7 + 7 x | > 8$$

• A) \(\left( - \frac { 15 } { 7 } , \frac { 1 } { 7 } \right)\)
• B) \(\left( - \infty , - \frac { 15 } { 7 } \right) \cup \left( \frac { 1 } { 7 } , \infty \right)\)
• C) \(\left( \frac { 1 } { 7 } , \frac { 15 } { 7 } \right)\)
• D) \(\left\{ - \infty , \frac { 1 } { 7 } \right) \cup \left( \frac { 17 } { 7 } , \infty \right)\)

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Definitions:

Investment Turnover

A measure of a company's efficiency in using its assets to generate sales revenue; it calculates how quickly investments are converted into income.

Profit Margin

A financial ratio indicating the percentage of revenue that remains as profit after all expenses are deducted.

Investment Turnover

A measure of a company's efficiency in using its assets to generate sales or revenue; calculated by dividing sales over a period by the average investment.

Profit Margin

A financial metric that measures the amount of net income earned with each dollar of sales by comparing net income and net sales.