Solve the System of Equations Using Substitution $$\left\{ \begin{array} { l } x y - x ^ { 2 } = - 20 \\x - 2 y = 3\end{array} \right.$$

question 148

Multiple Choice

Solve the system of equations using substitution.
- $$\left\{ \begin{array} { l } x y - x ^ { 2 } = - 20 \\x - 2 y = 3\end{array} \right.$$

• A) \(x = - 5 , y = - 1 ; x = 8 , y = \frac { 11 } { 2 }\)
• B) \(x = - 5 , y = - 1 ; x = \frac { 11 } { 2 } , y = 8\)
• C) \(x = 5 , y = 1 ; x = - \frac { 11 } { 2 } , y = - 8\)
• D) \(x = 5 , y = 1 ; x = - 8 , y = - \frac { 11 } { 2 }\)

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Definitions:

Implicit Interest Rate

An interest rate inferred from leasing transactions or other contractual arrangements, calculated based on the present value of payments and the initial value of the leased asset.

Present Value Factors

A mathematical formula used to determine the present value of a series of future cash flows by applying a specific discount rate.

Capital Lease

A lease classified as a purchase by the lessee for accounting purposes, where the lessee essentially buys the leased asset.