Solve the System Using Substitution

question 75

Multiple Choice

Solve the system using substitution. Write your answer as an ordered pair.

• A) (9, -3)
• B) (8, -3)
• C) (9, -2)
• D) (8, -2)

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Definitions:

Multiple Regression Model

A statistical technique used to predict the value of a dependent variable based on the values of two or more independent variables.

Multiple Coefficient

Often refers to the multiple correlation coefficient in statistics, describing the strength and direction of a linear relationship between more than two variables.

Determination

In statistical analysis, it often refers to the extent to which variation in one variable determines or predicts the variation in another variable, commonly assessed with the coefficient of determination (R²).

Observations

Data points or values collected during an experiment or survey.