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OpenStudy (anonymous):
x + y = 12 x - y = 10 What is the value of the x-determinant for the system shown? -22 -12 -2
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OpenStudy (anonymous):
-2
OpenStudy (anonymous):
5x + 2y = 8 x + y = 4 If you want to solve the system of equations by addition, which of the following could you do? Multiply the second equation by 5 and add. Multiply the second equation by 2 and add. Multiply the second equation by -2 and add.
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