State the Number of Solutions of the System of Linear $\left\{ \begin{array} { l } y = 3 x - 7 \\y = 7 x - 3\end{array} \right.$

question 81

Multiple Choice

State the number of solutions of the system of linear equations $\left\{ \begin{array} { l } y = 3 x - 7 \\y = 7 x - 3\end{array} \right.$ without solving the system.

• A)infinitely many solutions
• B)one solution
• C)no solution

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Definitions:

Dummy Variable

A numerical variable used in regression analysis to represent subgroups of the sample in your study.

Constant Variable

A variable that remains unchanged throughout the scope of an experiment or analysis.

Macroeconomics

Macroeconomics is a branch of economics that studies how the aggregate economy behaves, focusing on indicators like GDP, unemployment rates, and inflation.

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A comprehensive measure of how well an entity, such as a company or economy, is achieving its objectives and fulfilling its operational requirements.