Flashcard 10 - 11th Grade Mathematics: Algebra Flashcard Set for the SBAC

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The correct answer is:

x = 7 and y = -3


Explanation:

Use the substitution method by solving the first equation for y and substituting it into the second equation.

\[y=11-2x\] \[x-3(11-2x)=-12\] \[7x-33 = -12\] \[7x = 21\] \[x = 3\]

So, \(y = 11 - 2(3) = 11 - 6 = 5\)

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