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Solve the problem.
-y varies directly as z and y = 120 when z = 10. Find y when z is 18.
Advertising Expenses
Costs incurred in promoting a product, service, or brand through various media, including print, online, television, and outdoor advertising.
Contribution Margin
The amount of revenue from sales that exceeds variable costs, providing a measure of the ability of a company to cover its fixed costs and contribute to profit.
Break-even Point
The point at which total costs and total revenue are equal, resulting in no net loss or gain.
Washburn Guitars
A well-known American manufacturer and importer of guitars, mandolins, and other string instruments with a history dating back to the 19th century.
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