Find the Value of the Variable That Satisfies the Equation $x = 9$

question 133

Multiple Choice

Find the value of the variable that satisfies the equation.
-4x + x = 45

• A) \(x = 9\)
• B) \(x = 8\)
• C) \(x = \frac { 45 } { 4 }\)
• D) \(x = \frac { 23 } { 2 }\)

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Definitions:

Discrete

Refers to a variable that can take on a finite or countably infinite set of distinct values.

Exponential

Pertaining to a mathematical function or increase that grows more significant or at an increasingly rapid rate relative to its current value.

Standard Deviations

A way of evaluating the extent of dispersion or deviation in a group of values.

Normal Distribution

A probability distribution that is symmetric around its mean, showing that data near the mean are more frequent in occurrence than data far from the mean.