Solve the System of Equations by Graphing $$\left\{ \begin{array} { l } 4 x - 9 y = - 60 \\2 x + 9 y = 78\end{array} \right.$$

question 54

Multiple Choice

Solve the system of equations by graphing.​ $$\left\{ \begin{array} { l } 4 x - 9 y = - 60 \\2 x + 9 y = 78\end{array} \right.$$ ​

• A)(11,-4)
• B)(-3,-8)
• C)(3,8)
• D)(-5,12)
• E)(8,3)

Recognize effective study scheduling and strategies to improve study efficiency.

Understand the limitations of cramming and the benefits of distributed practice.

Comprehend the factors affecting happiness and well-being.

Acknowledge the role of active processing and engagement in effective learning.

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Definitions:

Main Effect

Refers to the primary influence of an independent variable on the outcome measure, without considering interactions with other variables.

2 × 3 ANOVA

A statistical test that analyzes the effects of two independent variables on a dependent variable, where the first variable has two levels and the second has three levels.

Null Hypotheses

The hypothesis that assumes no significant difference or relationship exists between specified populations or variables, used as a starting point for statistical testing.