Solve the System of Linear Equations by the Method of Elimination.Find

question 20

Multiple Choice

Solve the system of linear equations by the method of elimination.Find (x,y) and check your solution algebraically.​ $$\left\{ \begin{array} { l } 2 x + 7 y = \frac { 112 } { 9 } \\\\7 x + 8 y = \frac { 62 } { 9 }\end{array} \right.$$ ​

• A) \(\left( \frac { - 14 } { 9 } , \frac { 20 } { 9 } \right)\)
• B)​ \(\left( \frac { 20 } { 9 } , \frac { - 14 } { 9 } \right)\)
• C)​ \(\left( \frac { 20 } { 9 } , \frac { 14 } { 9 } \right)\)
• D)​ \(\left( \frac { 14 } { 9 } , \frac { 20 } { 9 } \right)\)
• E)​ \(\left( \frac { 14 } { 9 } , \frac { - 20 } { 9 } \right)\)

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Definitions:

Sperm

Male reproductive cells capable of fertilizing a female ovum to result in pregnancy.

Reproductive Tract

The series of organs within an organism that work together for the purpose of reproduction.

Trimester

One of three divisions into which the duration of pregnancy is often divided, each lasting approximately three months.

Fetus

An unborn offspring in its later stages of development, especially after it has assumed the recognizable form of its species.