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Solve the System of Equations by the Substitution Method {y=2x−42y−8x=−12\left\{ \begin{aligned}y & = 2 x - 4 \\2 y - 8 x & = - 12\end{aligned} \right.

Question 118

Multiple Choice

Solve the system of equations by the substitution method.
- {y=2x−42y−8x=−12\left\{ \begin{aligned}y & = 2 x - 4 \\2 y - 8 x & = - 12\end{aligned} \right.


A) (−2,1) ( - 2,1 )
B) no solution
C) infinite number of solutions
D) (1,−2) ( 1 , - 2 )

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