Solve the System by the Method of Elimination $$\left\{ \begin{array} { c } 5 x - y = 11 \\- 7 x - y = - 25\end{array} \right.$$

question 60

Multiple Choice

Solve the system by the method of elimination.
$$\left\{ \begin{array} { c } 5 x - y = 11 \\- 7 x - y = - 25\end{array} \right.$$

• A) \(( 1,18 )\)
• B) \(( 3,4 )\)
• C) \(\left( - \frac { 7 } { 6 } , - \frac { 157 } { 6 } \right)\)
• D) \(\left( - 5 , \frac { 6 } { 5 } \right)\)
• E) inconsistent

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Definitions:

Diametral Pitch

A measure of the fineness of gear teeth calculated as the number of teeth per unit length along the pitch diameter, used in gear design.

DP

An abbreviation that can refer to different concepts depending on the context, such as "Dual Purpose", "Dew Point", or "Distribution Point" in various fields.

Shaft Speed

The rotational speed of a shaft, measured in revolutions per minute (RPM), indicating how fast the shaft is spinning.

Spur Gears

Gears with teeth that are straight and mounted on parallel shafts, commonly used in machinery for transferring motion and power.