Solve the System by Using the Substitution Method $$\left( \begin{array} { l } 4 x - 5 y = 7 \\8 x + 15 y = - 26\end{array} \right)$$

question 251

Multiple Choice

Solve the system by using the substitution method. $$\left( \begin{array} { l } 4 x - 5 y = 7 \\8 x + 15 y = - 26\end{array} \right)$$

• A) \(\left( - 1 , - \frac { 8 } { 5 } \right)\)
• B) \(\left( - \frac { 1 } { 4 } , - \frac { 8 } { 5 } \right)\)
• C) \(\left( - \frac { 8 } { 5 } , - \frac { 1 } { 4 } \right)\)
• D) infinitely many solutions
• E) no solutions

Develop the ability to prepare and analyze performance reports for profit centers.

Identify and calculate controllable and non-controllable costs in a budget.

Understand the significance and mechanics of responsibility accounting in managing performance.

Explain the function and importance of budgetary control in business operations.

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