Solve Linear Systems by Substitution
- $$\begin{aligned}\mathrm { y } & = 3 \mathrm { x } - 1 \\4 \mathrm { y } + 16 \mathrm { x } & = 80\end{aligned}$$

question 181

Multiple Choice

Solve Linear Systems by Substitution
- $$\begin{aligned}\mathrm { y } & = 3 \mathrm { x } - 1 \\4 \mathrm { y } + 16 \mathrm { x } & = 80\end{aligned}$$

• A) \(\{ ( 3,8 ) \}\)
• B) \(\{ ( 8,3 ) \}\)
• C) \(\{ ( - 3,8 ) \}\)
• D) \(\varnothing\)

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The portion of an individual's or corporation's income used to determine how much tax is owed to the government.

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A range of incomes taxed at a given rate, used in a progressive tax system to ensure fairness.

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The amount of an individual's or a corporation's income used to determine how much tax they owe to the government in a given tax year.

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