Solve the System of Equations by Substitution, If a Solution $$\left\{ \begin{array} { l } 5 x + 9 y = 36 \\3 x + 5 y = 20\end{array} \right.$$

question 134

Multiple Choice

Solve the system of equations by substitution, if a solution exists.
- $$\left\{ \begin{array} { l } 5 x + 9 y = 36 \\3 x + 5 y = 20\end{array} \right.$$

• A) No Solution
• B) \(x = 0 , y = 4\)
• C) \(x = - 1 , y = 5\)
• D) \(x = 0 , y = 5\)

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Definitions:

Incomes

Periodic earnings obtained from professional activities or financial investments.

Services

Economic activities that produce intangible goods, such as entertainment, healthcare, and education.

MPC

A measure of the rate at which consumers are likely to spend additional income, rather than save it.

APS

Average Propensity to Save; the proportion of income that an individual or population saves rather than spending on consumption.