Solve the Equation for the Unknown Quantity $8 x - 10 = 3 x - 45$

question 138

Multiple Choice

Solve the equation for the unknown quantity.
- $8 x - 10 = 3 x - 45$

• A) 9
• B) \(- 9\)
• C) \(- 7\)
• D) 7

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Definitions:

Factorial Design

An experimental strategy where two or more factors are varied, allowing researchers to study their individual effects and interactions.

Null Hypothesis

A hypothesis that assumes no significant difference or effect within the context of the study.

Main Effect

In a factorial design, it is the effect of an independent variable on a dependent variable averaging over the levels of any other independent variables.

Total Mean

The overall average of a set of numbers or data points.