What value of x5 satisfies the following linear system? (You may use Scilab.)8 = 4x1 + 3x2 + 4x3 +9x4 + x5 7= 2x1 + 2x2 -5x3 -6x4 + 2x5 4 = 2x1 + 6x2 - 6x3 -7x4 + 3x5 0 = x1 - x2 -x3 - x4 + 4x5-500 = x1 + x2 + x3 - x4 - x5

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What value of x<sub>5</sub> satisfies the following linear system? (You may use Scilab.)<br>8 = 4x<sub>1</sub> + 3x<sub>2</sub> + 4x<sub>3</sub> +9x<sub>4</sub> + x<sub>5</sub><br/> 7= 2x<sub>1</sub> + 2x<sub>2</sub> -5x<sub>3</sub> -6x<sub>4 </sub>+ 2x<sub>5</sub><br/> 4 = 2x<sub>1</sub> + 6x<sub>2</sub> - 6x<sub>3</sub> -7x<sub>4 +</sub> 3x<sub>5</sub><br/> 0 = x<sub>1</sub> - x<sub>2 </sub>-x<sub>3</sub> - x<sub>4</sub> + 4x<sub>5</sub><br/>-500 = x<sub>1</sub> + x<sub>2 </sub>+ x<sub>3</sub> - x<sub>4</sub> - x<sub>5</sub>