Solve, Using the Substitution Method, and Check $\begin{array} { c } 3 x + 4 y = - 16 \\x = 2 y\end{array}$

question 43

Essay

Solve, using the substitution method, and check. $\begin{array} { c } 3 x + 4 y = - 16 \\x = 2 y\end{array}$ Enter your answer as an ordered pair in the form (x, y). Express your answer to one decimal place, if necessary.

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Definitions:

Control Chart

A graphical tool used in quality control processes to monitor a process and indicate when it is going out of predetermined control limits.

Upper Control Limit

The highest value on a control chart that signals the process is still within acceptable limits before corrective actions are deemed necessary.

Standard Deviation

A metric for gauging the extent of fluctuation or scatter in a sequence of values.

Type II Error

A statistical error that occurs when a researcher fails to reject a false null hypothesis, missing an actual effect.