Solve the System of Equations by the Substitution Method $$\left\{ \begin{array} { r } x - 5 y = - 10 \\2 x - 6 y = - 8\end{array} \right.$$

question 59

Multiple Choice

Solve the system of equations by the substitution method.
- $$\left\{ \begin{array} { r } x - 5 y = - 10 \\2 x - 6 y = - 8\end{array} \right.$$

• A) \(( 4,4 )\)
• B) \(( 5,3 )\)
• C) \(( - 5,4 )\)
• D) \(\varnothing\)

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Definitions:

Research Hypotheses

Statements made by researchers that propose a potential relationship between two or more variables.

Research Hypothesis

A specific, testable prediction about what you expect to happen in your study, often based on a theory or prior research.

Modality

The method or mode in which something exists or is experienced or expressed.

Interval Scale

A numerical scale where the order of values and the exact differences between them are known, but there is no true zero point.