Questions: Solve the system by using any method. If a system does not have one unique solution, state whether the system is inconsistent or whether the equations are dependent. 3x - y = 6 x - (1/3)y = 2

Solve the system by using any method. If a system does not have one unique solution, state whether the system is inconsistent or whether the equations are dependent.

3x - y = 6
x - (1/3)y = 2
Transcript text: Solve the system by using any method. If a system does not have one unique solution, state whether the system is inconsistent or whether the equations are dependent. \[ \begin{array}{l} 3 x-y=6 \\ x-\frac{1}{3} y=2 \end{array} \]
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Solution

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Solution Steps

Step 1: Write the System of Equations

We are given the following system of equations:

\[ \begin{array}{l} 3x - y = 6 \\ x - \frac{1}{3}y = 2 \end{array} \]

Step 2: Eliminate Fractions

To eliminate the fraction in the second equation, multiply the entire equation by 3:

\[ 3(x - \frac{1}{3}y) = 3 \times 2 \]

This simplifies to:

\[ 3x - y = 6 \]

Step 3: Compare the Equations

Now, we have the system:

\[ \begin{array}{l} 3x - y = 6 \\ 3x - y = 6 \end{array} \]

Both equations are identical, which means they are dependent.

Step 4: Determine the Nature of the System

Since the equations are dependent, the system has infinitely many solutions. The solution set can be expressed in terms of one of the variables.

Final Answer

The system has infinitely many solutions. The equations are dependent. The solution set is \(\boxed{\{(x, y) \mid 3x - y = 6\}}\).

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