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Rewrite as a single logarithm and then simplify the result.
Payroll Tax
A tax imposed on employers and employees, calculated as a percentage of the salaries that employers pay their staff.
Marginal Tax
The additional tax paid on an additional dollar of income, used in progressive tax systems to tax higher incomes at higher rates.
Proportional
A relationship or ratio between two quantities where they change at the same rate.
Tax Rate
The proportion of income that a person or business must pay in taxes.
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Q150: Solve the system by substitution, if possible.