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Solve the System of Equations Using Determinants 7x+8y=42x+3y=2\begin{array} { l } 7 x + 8 y = 4 \\2 x + 3 y = 2\end{array}

Question 77

Multiple Choice

Solve the system of equations using determinants.
- 7x+8y=42x+3y=2\begin{array} { l } 7 x + 8 y = 4 \\2 x + 3 y = 2\end{array}


A) (45,65) \left( - \frac { 4 } { 5 } , \frac { 6 } { 5 } \right)
B) (54,56) \left( - \frac { 5 } { 4 } , \frac { 5 } { 6 } \right)
C) (65,45) \left( \frac { 6 } { 5 } , - \frac { 4 } { 5 } \right)
D) (2837,2237) \left( \frac { 28 } { 37 } , \frac { 22 } { 37 } \right)

Correct Answer:

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