Solve the System by Substitution, If Possible

question 60

Multiple Choice

Solve the system by substitution, if possible.

• A)(9, 4)
• B)(-4, -8)
• C)(-4, 13)
• D)(12, -3)
• E)no solution; inconsistent system

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Definitions:

McNemar Test

A statistical analysis applied to matched nominal data to assess if the frequencies at the margins of rows and columns are the same.

Nonparametric Tests

Statistical tests that do not assume a specific distribution for the data, often used when data do not meet the assumptions required for parametric tests.

Nonparametric Statistics

A branch of statistics that does not assume a specific distribution for the population from which the sample is drawn.

Assumptions

Premises or conditions that are accepted as true or as certain to happen, without proof, within the context of a specific model or method.