Use Gauss-Jordan Row Reduction to Solve the Given Systems of Equation

question 56

Multiple Choice

Use Gauss-Jordan row reduction to solve the given systems of equation. $$\begin{aligned}0.5 x + 0.1 y & = 0.94 \\0.1 x - 0.1 y & = 0.14 \\x + y & = \frac { 11 } { 5 }\end{aligned}$$

• A) \(\left( \frac { 9 } { 5 } , \frac { 2 } { 5 } \right)\)
• B) \(\left( \frac { 18 } { 5 } , \frac { 8 } { 5 } \right)\)
• C) \(\left( \frac { 18 } { 5 } , \frac { 2 } { 5 } \right)\)
• D) inconsistent
• E) dependent

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