Solve the System $$\left( \begin{array} { rrrrrr } 4 x &+ &3 y& -& z & = &- 8 \\&&3 x &-& 5 y & = &12 \\&&4 x &+& 5 y & = & - 19\end{array} \right)$$

question 158

Multiple Choice

Solve the system. $$\left( \begin{array} { rrrrrr } 4 x &+ &3 y& -& z & = &- 8 \\&&3 x &-& 5 y & = &12 \\&&4 x &+& 5 y & = & - 19\end{array} \right)$$

• A) x = 2, y = 0, z = -7
• B) x = 2, y = -2, z = -7
• C) x = -1, y = -3, z = -5
• D) x = -1, y = -5, z = -2

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